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444264462444 = 2231153210111863
BaseRepresentation
bin1100111011100000011…
…10011011100001101100
31120110201112222001012210
412131300032123201230
524234323200244234
6540031533130420
744045200423635
oct6356016334154
91513645861183
10444264462444
11161458786170
1272127329a10
1332b8104975a
1417706c8688c
15b852994be9
hex677039b86c

444264462444 has 144 divisors (see below), whose sum is σ = 1164104411904. Its totient is φ = 130766688000.

The previous prime is 444264462443. The next prime is 444264462487.

It is a happy number.

444264462444 is nontrivially palindromic in base 10.

444264462444 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×4442644624443 (a number of 36 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 444264462393 and 444264462402.

It is not an unprimeable number, because it can be changed into a prime (444264462443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37443657 + ... + 37455519.

It is an arithmetic number, because the mean of its divisors is an integer number (8084058416).

Almost surely, 2444264462444 is an apocalyptic number.

444264462444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444264462444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (582052205952).

444264462444 is an abundant number, since it is smaller than the sum of its proper divisors (719839949460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444264462444 is a wasteful number, since it uses less digits than its factorization.

444264462444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12088 (or 12033 counting only the distinct ones).

The product of its digits is 9437184, while the sum is 48.

The spelling of 444264462444 in words is "four hundred forty-four billion, two hundred sixty-four million, four hundred sixty-two thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 53 66 101 106 132 159 202 212 303 318 404 583 606 636 1111 1166 1212 1749 2222 2332 2809 3333 3498 4444 5353 5618 6666 6996 8427 10706 11236 11863 13332 16059 16854 21412 23726 30899 32118 33708 35589 47452 58883 61798 64236 71178 92697 117766 123596 130493 142356 176649 185394 235532 260986 283709 353298 370788 391479 521972 567418 628739 706596 782958 851127 1134836 1198163 1257478 1565916 1702254 1886217 2396326 2514956 3120799 3404508 3594489 3772434 4792652 6241598 6916129 7188978 7544868 9362397 12483196 13179793 13832258 14377956 18724794 20748387 26359586 27664516 33323167 37449588 39539379 41496774 52719172 63502639 66646334 79078758 82993548 99969501 127005278 133292668 158157516 190507917 199939002 254010556 366554837 381015834 399878004 698529029 733109674 762031668 1099664511 1397058058 1466219348 2095587087 2199329022 2794116116 3365639867 4191174174 4398658044 6731279734 8382348348 10096919601 13462559468 20193839202 37022038537 40387678404 74044077074 111066115611 148088154148 222132231222 444264462444