2656013564 has 24 divisors (see below), whose sum is σ = 4970176848. Its totient is φ = 1237510400.

The previous prime is 2656013519. The next prime is 2656013597. The reversal of 2656013564 is 4653106562.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 186494 + ... + 200229.

It is an arithmetic number, because the mean of its divisors is an integer number (207090702).

Almost surely, 2^2656013564 is an apocalyptic number.

It is an amenable number.

2656013564 is a deficient number, since it is larger than the sum of its proper divisors (2314163284).

2656013564 is a wasteful number, since it uses less digits than its factorization.

2656013564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386845 (or 386843 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 2656013564 is about 51536.5265030541. The cubic root of 2656013564 is about 1384.8734720003.

The spelling of 2656013564 in words is "two billion, six hundred fifty-six million, thirteen thousand, five hundred sixty-four".