56043834065 has 32 divisors (see below), whose sum is σ = 69894144000. Its totient is φ = 43094462400.

The previous prime is 56043834031. The next prime is 56043834071.

It is a happy number.

56043834065 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56043834065 - 2⁸ = 56043833809 is a prime.

It is a super-2 number, since 2×56043834065² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28034936 + ... + 28036934.

It is an arithmetic number, because the mean of its divisors is an integer number (2184192000).

Almost surely, 2^56043834065 is an apocalyptic number.

It is an amenable number.

56043834065 is a deficient number, since it is larger than the sum of its proper divisors (13850309935).

56043834065 is a wasteful number, since it uses less digits than its factorization.

56043834065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 56043834065 in words is "fifty-six billion, forty-three million, eight hundred thirty-four thousand, sixty-five".