57117064613250 has 64 divisors (see below), whose sum is σ = 142565232700800. Its totient is φ = 15231106180800.

The previous prime is 57117064613243. The next prime is 57117064613251. The reversal of 57117064613250 is 5231646071175.

57117064613250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 57117064613250.

It is not an unprimeable number, because it can be changed into a prime (57117064613251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185327781 + ... + 185635719.

It is an arithmetic number, because the mean of its divisors is an integer number (2227581760950).

Almost surely, 2^{57117064613250} is an apocalyptic number.

57117064613250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57117064613250 is an abundant number, since it is smaller than the sum of its proper divisors (85448168087550).

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

57117064613250 is a wasteful number, since it uses less digits than its factorization.

57117064613250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555268 (or 555258 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 57117064613250 in words is "fifty-seven trillion, one hundred seventeen billion, sixty-four million, six hundred thirteen thousand, two hundred fifty".