57143627432 has 8 divisors (see below), whose sum is σ = 107144301450. Its totient is φ = 28571813712.

The previous prime is 57143627423. The next prime is 57143627449. The reversal of 57143627432 is 23472634175.

It can be written as a sum of positive squares in only one way, i.e., 52759333636 + 4384293796 = 229694^2 + 66214^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3571476707 + ... + 3571476722.

Almost surely, 2^57143627432 is an apocalyptic number.

It is an amenable number.

57143627432 is a deficient number, since it is larger than the sum of its proper divisors (50000674018).

57143627432 is a wasteful number, since it uses less digits than its factorization.

57143627432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7142953435 (or 7142953431 counting only the distinct ones).

The product of its digits is 846720, while the sum is 44.

The spelling of 57143627432 in words is "fifty-seven billion, one hundred forty-three million, six hundred twenty-seven thousand, four hundred thirty-two".