57202323136 has 56 divisors (see below), whose sum is σ = 129855041280. Its totient is φ = 24491027712.

The previous prime is 57202323131. The next prime is 57202323149. The reversal of 57202323136 is 63132320275.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (57202323131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393861 + ... + 519163.

Almost surely, 2^57202323136 is an apocalyptic number.

57202323136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

57202323136 is an abundant number, since it is smaller than the sum of its proper divisors (72652718144).

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

57202323136 is a wasteful number, since it uses less digits than its factorization.

57202323136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126341 (or 126331 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 34.

The spelling of 57202323136 in words is "fifty-seven billion, two hundred two million, three hundred twenty-three thousand, one hundred thirty-six".