57866955966875 has 80 divisors (see below), whose sum is σ = 79117412123904. Its totient is φ = 41960754000000.

The previous prime is 57866955966821. The next prime is 57866955966881.

It is a happy number.

57866955966875 is nontrivially palindromic in base 10.

57866955966875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57866955966875 - 2¹⁸ = 57866955704731 is a prime.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 11547983120 + ... + 11547988130.

Almost surely, 2^{57866955966875} is an apocalyptic number.

57866955966875 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

57866955966875 is a deficient number, since it is larger than the sum of its proper divisors (21250456157029).

57866955966875 is a wasteful number, since it uses less digits than its factorization.

57866955966875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9670 (or 9655 counting only the distinct ones).

The product of its digits is 205752960000, while the sum is 92.

The spelling of 57866955966875 in words is "fifty-seven trillion, eight hundred sixty-six billion, nine hundred fifty-five million, nine hundred sixty-six thousand, eight hundred seventy-five".