2656655542613 has 16 divisors (see below), whose sum is σ = 2800475116800. Its totient is φ = 2513237388480.

The previous prime is 2656655542603. The next prime is 2656655542649. The reversal of 2656655542613 is 3162455566562.

It is a cyclic number.

It is not a de Polignac number, because 2656655542613 - 2¹⁴ = 2656655526229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656655542603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55866995 + ... + 55914527.

It is an arithmetic number, because the mean of its divisors is an integer number (175029694800).

Almost surely, 2^{2656655542613} is an apocalyptic number.

It is an amenable number.

2656655542613 is a deficient number, since it is larger than the sum of its proper divisors (143819574187).

2656655542613 is a wasteful number, since it uses less digits than its factorization.

2656655542613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51692.

The product of its digits is 38880000, while the sum is 56.

The spelling of 2656655542613 in words is "two trillion, six hundred fifty-six billion, six hundred fifty-five million, five hundred forty-two thousand, six hundred thirteen".