102860816353920 has 128 divisors (see below), whose sum is σ = 364298724648000. Its totient is φ = 27429551023104.

The previous prime is 102860816353877. The next prime is 102860816353927. The reversal of 102860816353920 is 29353618068201.

102860816353920 is a `hidden beast` number, since 1 + 0 + 2 + 8 + 6 + 0 + 81 + 6 + 3 + 539 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×102860816353920² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (102860816353927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2976279490 + ... + 2976314049.

Almost surely, 2^{102860816353920} is an apocalyptic number.

102860816353920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102860816353920 is an abundant number, since it is smaller than the sum of its proper divisors (261437908294080).

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

102860816353920 is an equidigital number, since it uses as much as digits as its factorization.

102860816353920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5952593567 (or 5952593549 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 102860816353920 in words is "one hundred two trillion, eight hundred sixty billion, eight hundred sixteen million, three hundred fifty-three thousand, nine hundred twenty".