2557160576 has 48 divisors (see below), whose sum is σ = 5236108290. Its totient is φ = 1243938816.

The previous prime is 2557160563. The next prime is 2557160591. The reversal of 2557160576 is 6750617552.

It can be written as a sum of positive squares in 3 ways, for example, as 2472078400 + 85082176 = 49720^2 + 9224^2 .

It is a super-2 number, since 2×2557160576² = 13078140422897303552, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 167936 + ... + 182528.

Almost surely, 2^2557160576 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 2557160576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2618054145).

2557160576 is an abundant number, since it is smaller than the sum of its proper divisors (2678947714).

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

2557160576 is an equidigital number, since it uses as much as digits as its factorization.

2557160576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14681 (or 14632 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 44.

The square root of 2557160576 is about 50568.3752556872. The cubic root of 2557160576 is about 1367.4748049505.

The spelling of 2557160576 in words is "two billion, five hundred fifty-seven million, one hundred sixty thousand, five hundred seventy-six".