57000869700 has 72 divisors (see below), whose sum is σ = 165115702752. Its totient is φ = 15182426880.

The previous prime is 57000869693. The next prime is 57000869713. The reversal of 57000869700 is 796800075.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146247 + ... + 367953.

Almost surely, 2^57000869700 is an apocalyptic number.

57000869700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57000869700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82557851376).

57000869700 is an abundant number, since it is smaller than the sum of its proper divisors (108114833052).

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

57000869700 is a wasteful number, since it uses less digits than its factorization.

57000869700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222581 (or 222574 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The spelling of 57000869700 in words is "fifty-seven billion, eight hundred sixty-nine thousand, seven hundred".