57428652250 has 16 divisors (see below), whose sum is σ = 107506437480. Its totient is φ = 22971460800.

The previous prime is 57428652227. The next prime is 57428652277. The reversal of 57428652250 is 5225682475.

It can be written as a sum of positive squares in 4 ways, for example, as 17336198889 + 40092453361 = 131667^2 + 200231^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57428652250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114857055 + ... + 114857554.

Almost surely, 2^57428652250 is an apocalyptic number.

57428652250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

57428652250 is a deficient number, since it is larger than the sum of its proper divisors (50077785230).

57428652250 is a wasteful number, since it uses less digits than its factorization.

57428652250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229714626 (or 229714616 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 46.

The spelling of 57428652250 in words is "fifty-seven billion, four hundred twenty-eight million, six hundred fifty-two thousand, two hundred fifty".