2656601252 has 12 divisors (see below), whose sum is σ = 4705065456. Its totient is φ = 1312296840.

The previous prime is 2656601209. The next prime is 2656601279. The reversal of 2656601252 is 2521066562.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4000574 + ... + 4001237.

It is an arithmetic number, because the mean of its divisors is an integer number (392088788).

Almost surely, 2^2656601252 is an apocalyptic number.

It is an amenable number.

2656601252 is a deficient number, since it is larger than the sum of its proper divisors (2048464204).

2656601252 is a wasteful number, since it uses less digits than its factorization.

2656601252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8001898 (or 8001896 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2656601252 is about 51542.2278525094. The cubic root of 2656601252 is about 1384.9756067072.

The spelling of 2656601252 in words is "two billion, six hundred fifty-six million, six hundred one thousand, two hundred fifty-two".