56011466579 has 4 divisors (see below), whose sum is σ = 56012944176. Its totient is φ = 56009988984.

The previous prime is 56011466551. The next prime is 56011466597. The reversal of 56011466579 is 97566411065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97566411065 = 5 ⋅19513282213.

It is a cyclic number.

It is not a de Polignac number, because 56011466579 - 2²⁴ = 55994689363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56016466579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680399 + ... + 758264.

It is an arithmetic number, because the mean of its divisors is an integer number (14003236044).

Almost surely, 2^56011466579 is an apocalyptic number.

56011466579 is a deficient number, since it is larger than the sum of its proper divisors (1477597).

56011466579 is a wasteful number, since it uses less digits than its factorization.

56011466579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477596.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 56011466579 in words is "fifty-six billion, eleven million, four hundred sixty-six thousand, five hundred seventy-nine".