51056523622533 has 32 divisors (see below), whose sum is σ = 80560423665792. Its totient is φ = 28354600396800.

The previous prime is 51056523622493. The next prime is 51056523622553. The reversal of 51056523622533 is 33522632565015.

It is not a de Polignac number, because 51056523622533 - 2¹⁸ = 51056523360389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51056523622553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 434294788 + ... + 434412333.

It is an arithmetic number, because the mean of its divisors is an integer number (2517513239556).

Almost surely, 2^{51056523622533} is an apocalyptic number.

It is an amenable number.

51056523622533 is a deficient number, since it is larger than the sum of its proper divisors (29503900043259).

51056523622533 is a wasteful number, since it uses less digits than its factorization.

51056523622533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868707285.

The product of its (nonzero) digits is 4860000, while the sum is 48.

The spelling of 51056523622533 in words is "fifty-one trillion, fifty-six billion, five hundred twenty-three million, six hundred twenty-two thousand, five hundred thirty-three".