2656039608 has 48 divisors (see below), whose sum is σ = 7616587680. Its totient is φ = 833266944.

The previous prime is 2656039597. The next prime is 2656039619. The reversal of 2656039608 is 8069306562.

It is a happy number.

2656039608 is a `hidden beast` number, since 2 + 6 + 5 + 6 + 0 + 39 + 608 = 666.

It is an interprime number because it is at equal distance from previous prime (2656039597) and next prime (2656039619).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1083760 + ... + 1086207.

It is an arithmetic number, because the mean of its divisors is an integer number (158678910).

Almost surely, 2^2656039608 is an apocalyptic number.

It is an amenable number.

2656039608 is an abundant number, since it is smaller than the sum of its proper divisors (4960548072).

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

2656039608 is a wasteful number, since it uses less digits than its factorization.

2656039608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169996 (or 2169989 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 2656039608 is about 51536.7791775932. The cubic root of 2656039608 is about 1384.8779985242.

The spelling of 2656039608 in words is "two billion, six hundred fifty-six million, thirty-nine thousand, six hundred eight".