57110712066 has 32 divisors (see below), whose sum is σ = 128338689600. Its totient is φ = 18823004640.

The previous prime is 57110711989. The next prime is 57110712133. The reversal of 57110712066 is 66021701175.

57110712066 is a `hidden beast` number, since 571 + 1 + 0 + 7 + 1 + 20 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 57110712066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5936800 + ... + 5946411.

It is an arithmetic number, because the mean of its divisors is an integer number (4010584050).

Almost surely, 2^57110712066 is an apocalyptic number.

57110712066 is an abundant number, since it is smaller than the sum of its proper divisors (71227977534).

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

57110712066 is a wasteful number, since it uses less digits than its factorization.

57110712066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883311 (or 11883305 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The spelling of 57110712066 in words is "fifty-seven billion, one hundred ten million, seven hundred twelve thousand, sixty-six".