57503355828 has 48 divisors (see below), whose sum is σ = 142938001920. Its totient is φ = 17940165984.

The previous prime is 57503355827. The next prime is 57503355839. The reversal of 57503355828 is 82855330575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57503355827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500400 + ... + 1538247.

It is an arithmetic number, because the mean of its divisors is an integer number (2977875040).

Almost surely, 2^57503355828 is an apocalyptic number.

It is an amenable number.

57503355828 is an abundant number, since it is smaller than the sum of its proper divisors (85434646092).

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

57503355828 is a wasteful number, since it uses less digits than its factorization.

57503355828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038756 (or 3038754 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 57503355828 in words is "fifty-seven billion, five hundred three million, three hundred fifty-five thousand, eight hundred twenty-eight".