57043163432 has 8 divisors (see below), whose sum is σ = 106955931450. Its totient is φ = 28521581712.

The previous prime is 57043163431. The next prime is 57043163449. The reversal of 57043163432 is 23436134075.

It can be written as a sum of positive squares in only one way, i.e., 51568051396 + 5475112036 = 227086^2 + 73994^2 .

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

It is not an unprimeable number, because it can be changed into a prime (57043163431) by changing a digit.

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, 3565197707 + ... + 3565197722.

Almost surely, 2^57043163432 is an apocalyptic number.

It is an amenable number.

57043163432 is a deficient number, since it is larger than the sum of its proper divisors (49912768018).

57043163432 is a wasteful number, since it uses less digits than its factorization.

57043163432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130395435 (or 7130395431 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 38.

The spelling of 57043163432 in words is "fifty-seven billion, forty-three million, one hundred sixty-three thousand, four hundred thirty-two".