57820081875 has 20 divisors (see below), whose sum is σ = 96335968872. Its totient is φ = 30837376000.

The previous prime is 57820081817. The next prime is 57820081897. The reversal of 57820081875 is 57818002875.

It is not a de Polignac number, because 57820081875 - 2⁷ = 57820081747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15416814 + ... + 15420563.

Almost surely, 2^57820081875 is an apocalyptic number.

57820081875 is a deficient number, since it is larger than the sum of its proper divisors (38515886997).

57820081875 is an equidigital number, since it uses as much as digits as its factorization.

57820081875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30837400 (or 30837385 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 51.

The spelling of 57820081875 in words is "fifty-seven billion, eight hundred twenty million, eighty-one thousand, eight hundred seventy-five".