57426336256 has 80 divisors (see below), whose sum is σ = 118065755808. Its totient is φ = 27888537600.

The previous prime is 57426336173. The next prime is 57426336257. The reversal of 57426336256 is 65263362475.

It is not an unprimeable number, because it can be changed into a prime (57426336257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3977691 + ... + 3992101.

Almost surely, 2^57426336256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57426336256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59032877904).

57426336256 is an abundant number, since it is smaller than the sum of its proper divisors (60639419552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57426336256 is a wasteful number, since it uses less digits than its factorization.

57426336256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14653 (or 14637 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 49.

The spelling of 57426336256 in words is "fifty-seven billion, four hundred twenty-six million, three hundred thirty-six thousand, two hundred fifty-six".