102057815400 has 48 divisors (see below), whose sum is σ = 316379229600. Its totient is φ = 27215417280.

The previous prime is 102057815359. The next prime is 102057815423. The reversal of 102057815400 is 4518750201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85047580 + ... + 85048779.

It is an arithmetic number, because the mean of its divisors is an integer number (6591233950).

Almost surely, 2^102057815400 is an apocalyptic number.

102057815400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102057815400 is an abundant number, since it is smaller than the sum of its proper divisors (214321414200).

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

102057815400 is a wasteful number, since it uses less digits than its factorization.

102057815400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170096378 (or 170096369 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The spelling of 102057815400 in words is "one hundred two billion, fifty-seven million, eight hundred fifteen thousand, four hundred".