57150312066 has 12 divisors (see below), whose sum is σ = 123825676182. Its totient is φ = 19050104016.

The previous prime is 57150312061. The next prime is 57150312119. The reversal of 57150312066 is 66021305175.

57150312066 is a `hidden beast` number, since 5 + 71 + 503 + 1 + 20 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56403875025 + 746437041 = 237495^2 + 27321^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57150312066.

It is not an unprimeable number, because it can be changed into a prime (57150312061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1587508651 + ... + 1587508686.

Almost surely, 2^57150312066 is an apocalyptic number.

57150312066 is an abundant number, since it is smaller than the sum of its proper divisors (66675364116).

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

57150312066 is a wasteful number, since it uses less digits than its factorization.

57150312066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175017345 (or 3175017342 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 57150312066 in words is "fifty-seven billion, one hundred fifty million, three hundred twelve thousand, sixty-six".