56839043643 has 8 divisors (see below), whose sum is σ = 75838283088. Its totient is φ = 37866249984.

The previous prime is 56839043633. The next prime is 56839043659. The reversal of 56839043643 is 34634093865.

It is a happy number.

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

It is not a de Polignac number, because 56839043643 - 2²⁴ = 56822266427 is a prime.

It is a super-2 number, since 2×56839043643² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56839043603) 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, 6606430 + ... + 6615027.

It is an arithmetic number, because the mean of its divisors is an integer number (9479785386).

Almost surely, 2^56839043643 is an apocalyptic number.

56839043643 is a deficient number, since it is larger than the sum of its proper divisors (18999239445).

56839043643 is a wasteful number, since it uses less digits than its factorization.

56839043643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13222893.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 56839043643 in words is "fifty-six billion, eight hundred thirty-nine million, forty-three thousand, six hundred forty-three".