115620057100 has 18 divisors (see below), whose sum is σ = 250895524124. Its totient is φ = 46248022800.

The previous prime is 115620057089. The next prime is 115620057131. The reversal of 115620057100 is 1750026511.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 578100186 + ... + 578100385.

Almost surely, 2^115620057100 is an apocalyptic number.

115620057100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115620057100 is an abundant number, since it is smaller than the sum of its proper divisors (135275467024).

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

115620057100 is a wasteful number, since it uses less digits than its factorization.

115620057100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156200585 (or 1156200578 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 115620057100 in words is "one hundred fifteen billion, six hundred twenty million, fifty-seven thousand, one hundred".