2549358064 has 20 divisors (see below), whose sum is σ = 5388416280. Its totient is φ = 1158799040.

The previous prime is 2549358059. The next prime is 2549358089. The reversal of 2549358064 is 4608539452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7242319 + ... + 7242670.

It is an arithmetic number, because the mean of its divisors is an integer number (269420814).

Almost surely, 2^2549358064 is an apocalyptic number.

It is an amenable number.

2549358064 is an abundant number, since it is smaller than the sum of its proper divisors (2839058216).

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

2549358064 is a wasteful number, since it uses less digits than its factorization.

2549358064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14485008 (or 14485002 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The square root of 2549358064 is about 50491.1681782072. The cubic root of 2549358064 is about 1366.0825564428.

The spelling of 2549358064 in words is "two billion, five hundred forty-nine million, three hundred fifty-eight thousand, sixty-four".