57047473312 has 24 divisors (see below), whose sum is σ = 112387734900. Its totient is φ = 28504556544.

The previous prime is 57047473309. The next prime is 57047473319. The reversal of 57047473312 is 21337474075.

It can be written as a sum of positive squares in 2 ways, for example, as 45384337296 + 11663136016 = 213036^2 + 107996^2 .

It is a super-2 number, since 2×57047473312² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (57047473319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550987 + ... + 646282.

Almost surely, 2^57047473312 is an apocalyptic number.

It is an amenable number.

57047473312 is a deficient number, since it is larger than the sum of its proper divisors (55340261588).

57047473312 is a wasteful number, since it uses less digits than its factorization.

57047473312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198768 (or 1198760 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 57047473312 in words is "fifty-seven billion, forty-seven million, four hundred seventy-three thousand, three hundred twelve".