2501505604 has 12 divisors (see below), whose sum is σ = 4714376044. Its totient is φ = 1154541024.

The previous prime is 2501505593. The next prime is 2501505619. The reversal of 2501505604 is 4065051052.

It can be written as a sum of positive squares in 2 ways, for example, as 1023872004 + 1477633600 = 31998^2 + 38440^2 .

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, 24052887 + ... + 24052990.

Almost surely, 2^2501505604 is an apocalyptic number.

It is an amenable number.

2501505604 is a deficient number, since it is larger than the sum of its proper divisors (2212870440).

2501505604 is a wasteful number, since it uses less digits than its factorization.

2501505604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48105894 (or 48105892 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 2501505604 is about 50015.0537738389. The cubic root of 2501505604 is about 1357.4812094891.

Adding to 2501505604 its reverse (4065051052), we get a palindrome (6566556656).

The spelling of 2501505604 in words is "two billion, five hundred one million, five hundred five thousand, six hundred four".