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868045466060 = 225231919879871
BaseRepresentation
bin11001010000110111000…
…10101010100111001100
310001222120120200120100022
430220123202222213030
5103210224114403220
61502435150521312
7116466655502003
oct14503342524714
93058516616308
10868045466060
11305155043563
12120296806238
1363b194a8466
1430029559c3a
15178a7021925
hexca1b8aa9cc

868045466060 has 48 divisors (see below), whose sum is σ = 1912110907392. Its totient is φ = 330382852800.

The previous prime is 868045465981. The next prime is 868045466069. The reversal of 868045466060 is 60664540868.

It is a happy number.

It is a super-2 number, since 2×8680454660602 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 868045465993 and 868045466011.

It is not an unprimeable number, because it can be changed into a prime (868045466069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4852076 + ... + 5027795.

It is an arithmetic number, because the mean of its divisors is an integer number (39835643904).

Almost surely, 2868045466060 is an apocalyptic number.

It is an amenable number.

868045466060 is an abundant number, since it is smaller than the sum of its proper divisors (1044065441332).

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

868045466060 is a wasteful number, since it uses less digits than its factorization.

868045466060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9880094 (or 9880092 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 53.

The spelling of 868045466060 in words is "eight hundred sixty-eight billion, forty-five million, four hundred sixty-six thousand, sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 191 230 382 460 764 955 1910 3820 4393 8786 17572 21965 43930 87860 9879871 19759742 39519484 49399355 98798710 197597420 227237033 454474066 908948132 1136185165 1887055361 2272370330 3774110722 4544740660 7548221444 9435276805 18870553610 37741107220 43402273303 86804546606 173609093212 217011366515 434022733030 868045466060