57556043398 has 32 divisors (see below), whose sum is σ = 105111901440. Its totient is φ = 23087060640.

The previous prime is 57556043393. The next prime is 57556043401. The reversal of 57556043398 is 89334065575.

57556043398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57556043393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1281393 + ... + 1325548.

It is an arithmetic number, because the mean of its divisors is an integer number (3284746920).

Almost surely, 2^57556043398 is an apocalyptic number.

57556043398 is a deficient number, since it is larger than the sum of its proper divisors (47555858042).

57556043398 is a wasteful number, since it uses less digits than its factorization.

57556043398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607052.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 57556043398 in words is "fifty-seven billion, five hundred fifty-six million, forty-three thousand, three hundred ninety-eight".