2556279363 has 16 divisors (see below), whose sum is σ = 3879887616. Its totient is φ = 1481900640.

The previous prime is 2556279353. The next prime is 2556279367. The reversal of 2556279363 is 3639726552.

2556279363 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2556279363 - 2⁵ = 2556279331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2556279367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1683220 + ... + 1684737.

It is an arithmetic number, because the mean of its divisors is an integer number (242492976).

Almost surely, 2^2556279363 is an apocalyptic number.

2556279363 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2556279363 is a deficient number, since it is larger than the sum of its proper divisors (1323608253).

2556279363 is a wasteful number, since it uses less digits than its factorization.

2556279363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367994.

The product of its digits is 2041200, while the sum is 48.

The square root of 2556279363 is about 50559.6614209391. The cubic root of 2556279363 is about 1367.3177068741.

The spelling of 2556279363 in words is "two billion, five hundred fifty-six million, two hundred seventy-nine thousand, three hundred sixty-three".