2556935884615 has 16 divisors (see below), whose sum is σ = 3564141076800. Its totient is φ = 1724584389120.

The previous prime is 2556935884541. The next prime is 2556935884667. The reversal of 2556935884615 is 5164885396552.

2556935884615 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2556935884615 - 2¹³ = 2556935876423 is a prime.

It is a super-2 number, since 2×2556935884615² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 598811890 + ... + 598816159.

It is an arithmetic number, because the mean of its divisors is an integer number (222758817300).

Almost surely, 2^{2556935884615} is an apocalyptic number.

2556935884615 is a deficient number, since it is larger than the sum of its proper divisors (1007205192185).

2556935884615 is a wasteful number, since it uses less digits than its factorization.

2556935884615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197628122.

The product of its digits is 311040000, while the sum is 67.

The spelling of 2556935884615 in words is "two trillion, five hundred fifty-six billion, nine hundred thirty-five million, eight hundred eighty-four thousand, six hundred fifteen".