2656613004 has 24 divisors (see below), whose sum is σ = 6218704128. Its totient is φ = 882689040.

The previous prime is 2656612997. The next prime is 2656613053. The reversal of 2656613004 is 4003166562.

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, 352192 + ... + 359655.

It is an arithmetic number, because the mean of its divisors is an integer number (259112672).

Almost surely, 2^2656613004 is an apocalyptic number.

It is an amenable number.

2656613004 is an abundant number, since it is smaller than the sum of its proper divisors (3562091124).

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

2656613004 is a wasteful number, since it uses less digits than its factorization.

2656613004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712165 (or 712163 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2656613004 is about 51542.3418559925. The cubic root of 2656613004 is about 1384.9776489418.

Adding to 2656613004 its reverse (4003166562), we get a palindrome (6659779566).

The spelling of 2656613004 in words is "two billion, six hundred fifty-six million, six hundred thirteen thousand, four".