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54645411454645 = 5111013980802503
BaseRepresentation
bin11000110110011001000000…
…10101101001111010110101
321011111001100200100221021211
430123030200111221322311
524130302300313022040
6312115431102441421
714340000144320614
oct1433144025517265
9234431320327254
1054645411454645
1116458a97188260
126166791893271
13246506a3ac31b
14d6cbcdd6387b
1564b6bc59d8ea
hex31b320569eb5

54645411454645 has 16 divisors (see below), whose sum is σ = 71606429212032. Its totient is φ = 39702885280960.

The previous prime is 54645411454597. The next prime is 54645411454661.

54645411454645 is nontrivially palindromic in base 10.

54645411454645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-54645411454645 is a prime.

It is a super-2 number, since 2×546454114546452 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54645411454645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490345537 + ... + 490456966.

It is an arithmetic number, because the mean of its divisors is an integer number (4475401825752).

Almost surely, 254645411454645 is an apocalyptic number.

54645411454645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54645411454645 is a deficient number, since it is larger than the sum of its proper divisors (16961017757387).

54645411454645 is a wasteful number, since it uses less digits than its factorization.

54645411454645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980803532.

The product of its digits is 92160000, while the sum is 58.

The spelling of 54645411454645 in words is "fifty-four trillion, six hundred forty-five billion, four hundred eleven million, four hundred fifty-four thousand, six hundred forty-five".

Divisors: 1 5 11 55 1013 5065 11143 55715 980802503 4904012515 10788827533 53944137665 993552935539 4967764677695 10929082290929 54645411454645