56146811137 has 8 divisors (see below), whose sum is σ = 59219415360. Its totient is φ = 53085957840.

The previous prime is 56146811129. The next prime is 56146811159. The reversal of 56146811137 is 73111864165.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56146811137 - 2³ = 56146811129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56146811093 and 56146811102.

It is not an unprimeable number, because it can be changed into a prime (56146811107) 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, 2927914 + ... + 2947027.

It is an arithmetic number, because the mean of its divisors is an integer number (7402426920).

Almost surely, 2^56146811137 is an apocalyptic number.

It is an amenable number.

56146811137 is a deficient number, since it is larger than the sum of its proper divisors (3072604223).

56146811137 is a wasteful number, since it uses less digits than its factorization.

56146811137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5875463.

The product of its digits is 120960, while the sum is 43.

The spelling of 56146811137 in words is "fifty-six billion, one hundred forty-six million, eight hundred eleven thousand, one hundred thirty-seven".