56111477429 has 64 divisors (see below), whose sum is σ = 69391613952. Its totient is φ = 44358451200.

The previous prime is 56111477393. The next prime is 56111477449. The reversal of 56111477429 is 92477411165.

It is not a de Polignac number, because 56111477429 - 2²⁰ = 56110428853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56111477449) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 146504972 + ... + 146505354.

It is an arithmetic number, because the mean of its divisors is an integer number (1084243968).

Almost surely, 2^56111477429 is an apocalyptic number.

It is an amenable number.

56111477429 is a deficient number, since it is larger than the sum of its proper divisors (13280136523).

56111477429 is a wasteful number, since it uses less digits than its factorization.

56111477429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786.

The product of its digits is 423360, while the sum is 47.

The spelling of 56111477429 in words is "fifty-six billion, one hundred eleven million, four hundred seventy-seven thousand, four hundred twenty-nine".