2557585328 has 10 divisors (see below), whose sum is σ = 4955321604. Its totient is φ = 1278792656.

The previous prime is 2557585321. The next prime is 2557585337. The reversal of 2557585328 is 8235857552.

It is not an unprimeable number, because it can be changed into a prime (2557585321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79924526 + ... + 79924557.

Almost surely, 2^2557585328 is an apocalyptic number.

It is an amenable number.

2557585328 is a deficient number, since it is larger than the sum of its proper divisors (2397736276).

2557585328 is a wasteful number, since it uses less digits than its factorization.

2557585328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159849091 (or 159849085 counting only the distinct ones).

The product of its digits is 3360000, while the sum is 50.

The square root of 2557585328 is about 50572.5748602936. The cubic root of 2557585328 is about 1367.5505146403.

The spelling of 2557585328 in words is "two billion, five hundred fifty-seven million, five hundred eighty-five thousand, three hundred twenty-eight".