57147917152 has 12 divisors (see below), whose sum is σ = 112509961956. Its totient is φ = 28573958560.

The previous prime is 57147917131. The next prime is 57147917171. The reversal of 57147917152 is 25171974175.

It is a happy number.

It is a super-2 number, since 2×57147917152² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57147917096 and 57147917105.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 892936174 + ... + 892936237.

It is an arithmetic number, because the mean of its divisors is an integer number (9375830163).

Almost surely, 2^57147917152 is an apocalyptic number.

It is an amenable number.

57147917152 is a deficient number, since it is larger than the sum of its proper divisors (55362044804).

57147917152 is a wasteful number, since it uses less digits than its factorization.

57147917152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785872421 (or 1785872413 counting only the distinct ones).

The product of its digits is 617400, while the sum is 49.

The spelling of 57147917152 in words is "fifty-seven billion, one hundred forty-seven million, nine hundred seventeen thousand, one hundred fifty-two".