102025611556 has 48 divisors (see below), whose sum is σ = 196188733440. Its totient is φ = 46040148000.

The previous prime is 102025611547. The next prime is 102025611599. The reversal of 102025611556 is 655116520201.

It is a super-2 number, since 2×102025611556² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3466141 + ... + 3495451.

It is an arithmetic number, because the mean of its divisors is an integer number (4087265280).

Almost surely, 2^102025611556 is an apocalyptic number.

It is an amenable number.

102025611556 is a deficient number, since it is larger than the sum of its proper divisors (94163121884).

102025611556 is a wasteful number, since it uses less digits than its factorization.

102025611556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29896 (or 29894 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 102025611556 in words is "one hundred two billion, twenty-five million, six hundred eleven thousand, five hundred fifty-six".