2657290560 has 56 divisors (see below), whose sum is σ = 8436900576. Its totient is φ = 708610560.

The previous prime is 2657290549. The next prime is 2657290667. The reversal of 2657290560 is 650927562.

It is a super-2 number, since 2×2657290560² = 14122386240530227200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1383046 + ... + 1384965.

Almost surely, 2^2657290560 is an apocalyptic number.

2657290560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2657290560 is an abundant number, since it is smaller than the sum of its proper divisors (5779610016).

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

2657290560 is a wasteful number, since it uses less digits than its factorization.

2657290560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768031 (or 2768021 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 2657290560 is about 51548.9142465678. The cubic root of 2657290560 is about 1385.0953828318.

The spelling of 2657290560 in words is "two billion, six hundred fifty-seven million, two hundred ninety thousand, five hundred sixty".