2557489596 has 24 divisors (see below), whose sum is σ = 5971709184. Its totient is φ = 851891760.

The previous prime is 2557489523. The next prime is 2557489609. The reversal of 2557489596 is 6959847552.

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, 57810 + ... + 91961.

It is an arithmetic number, because the mean of its divisors is an integer number (248821216).

Almost surely, 2^2557489596 is an apocalyptic number.

It is an amenable number.

2557489596 is an abundant number, since it is smaller than the sum of its proper divisors (3414219588).

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

2557489596 is a wasteful number, since it uses less digits than its factorization.

2557489596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151201 (or 151199 counting only the distinct ones).

The product of its digits is 27216000, while the sum is 60.

The square root of 2557489596 is about 50571.6283700654. The cubic root of 2557489596 is about 1367.5334516737.

The spelling of 2557489596 in words is "two billion, five hundred fifty-seven million, four hundred eighty-nine thousand, five hundred ninety-six".