57011040528 has 80 divisors (see below), whose sum is σ = 158709008640. Its totient is φ = 17530647552.

The previous prime is 57011040509. The next prime is 57011040563. The reversal of 57011040528 is 82504011075.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 975625 + ... + 1032407.

It is an arithmetic number, because the mean of its divisors is an integer number (1983862608).

Almost surely, 2^57011040528 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 57011040528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79354504320).

57011040528 is an abundant number, since it is smaller than the sum of its proper divisors (101697968112).

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

57011040528 is a wasteful number, since it uses less digits than its factorization.

57011040528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58416 (or 58410 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The spelling of 57011040528 in words is "fifty-seven billion, eleven million, forty thousand, five hundred twenty-eight".