2557734604 has 6 divisors (see below), whose sum is σ = 4476035564. Its totient is φ = 1278867300.

The previous prime is 2557734593. The next prime is 2557734637. The reversal of 2557734604 is 4064377552.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319716822 + ... + 319716829.

Almost surely, 2^2557734604 is an apocalyptic number.

It is an amenable number.

2557734604 is a deficient number, since it is larger than the sum of its proper divisors (1918300960).

2557734604 is a wasteful number, since it uses less digits than its factorization.

2557734604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639433655 (or 639433653 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 43.

The square root of 2557734604 is about 50574.0506979617. The cubic root of 2557734604 is about 1367.5771202693.

The spelling of 2557734604 in words is "two billion, five hundred fifty-seven million, seven hundred thirty-four thousand, six hundred four".