2556560577432 has 16 divisors (see below), whose sum is σ = 6391401443640. Its totient is φ = 852186859136.

The previous prime is 2556560577391. The next prime is 2556560577437. The reversal of 2556560577432 is 2347750656552.

2556560577432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556560577437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53261678673 + ... + 53261678720.

Almost surely, 2^{2556560577432} is an apocalyptic number.

It is an amenable number.

2556560577432 is an abundant number, since it is smaller than the sum of its proper divisors (3834840866208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2556560577432 is a wasteful number, since it uses less digits than its factorization.

2556560577432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106523357402 (or 106523357398 counting only the distinct ones).

The product of its (nonzero) digits is 52920000, while the sum is 57.

The spelling of 2556560577432 in words is "two trillion, five hundred fifty-six billion, five hundred sixty million, five hundred seventy-seven thousand, four hundred thirty-two".