56474551623 has 16 divisors (see below), whose sum is σ = 86062934016. Its totient is φ = 32268744480.

The previous prime is 56474551619. The next prime is 56474551631. The reversal of 56474551623 is 32615547465.

It is not a de Polignac number, because 56474551623 - 2² = 56474551619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56474551613) 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, 206353 + ... + 394373.

It is an arithmetic number, because the mean of its divisors is an integer number (5378933376).

Almost surely, 2^56474551623 is an apocalyptic number.

56474551623 is a deficient number, since it is larger than the sum of its proper divisors (29588382393).

56474551623 is a wasteful number, since it uses less digits than its factorization.

56474551623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202334.

The product of its digits is 3024000, while the sum is 48.

The spelling of 56474551623 in words is "fifty-six billion, four hundred seventy-four million, five hundred fifty-one thousand, six hundred twenty-three".