56616356159 has 8 divisors (see below), whose sum is σ = 62507434752. Its totient is φ = 50849300440.

The previous prime is 56616356143. The next prime is 56616356171. The reversal of 56616356159 is 95165361665.

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 56616356159 - 2⁴ = 56616356143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56616356159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56616356129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31004759 + ... + 31006584.

It is an arithmetic number, because the mean of its divisors is an integer number (7813429344).

Almost surely, 2^56616356159 is an apocalyptic number.

56616356159 is a deficient number, since it is larger than the sum of its proper divisors (5891078593).

56616356159 is a wasteful number, since it uses less digits than its factorization.

56616356159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62011437.

The product of its digits is 4374000, while the sum is 53.

The spelling of 56616356159 in words is "fifty-six billion, six hundred sixteen million, three hundred fifty-six thousand, one hundred fifty-nine".