56126720774 has 16 divisors (see below), whose sum is σ = 85460689440. Its totient is φ = 27640609920.

The previous prime is 56126720773. The next prime is 56126720779. The reversal of 56126720774 is 47702762165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56126720773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52589 + ... + 339144.

It is an arithmetic number, because the mean of its divisors is an integer number (5341293090).

Almost surely, 2^56126720774 is an apocalyptic number.

56126720774 is a deficient number, since it is larger than the sum of its proper divisors (29333968666).

56126720774 is a wasteful number, since it uses less digits than its factorization.

56126720774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392815.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 56126720774 in words is "fifty-six billion, one hundred twenty-six million, seven hundred twenty thousand, seven hundred seventy-four".