56611110669 has 8 divisors (see below), whose sum is σ = 75487866720. Its totient is φ = 37737547536.

The previous prime is 56611110667. The next prime is 56611110671. The reversal of 56611110669 is 96601111665.

It is an interprime number because it is at equal distance from previous prime (56611110667) and next prime (56611110671).

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

It is not a de Polignac number, because 56611110669 - 2¹ = 56611110667 is a prime.

It is a super-2 number, since 2×56611110669² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56611110669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56611110667) 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, 756547 + ... + 828000.

It is an arithmetic number, because the mean of its divisors is an integer number (9435983340).

Almost surely, 2^56611110669 is an apocalyptic number.

It is an amenable number.

56611110669 is a deficient number, since it is larger than the sum of its proper divisors (18876756051).

56611110669 is a wasteful number, since it uses less digits than its factorization.

56611110669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596459.

The product of its (nonzero) digits is 58320, while the sum is 42.

The spelling of 56611110669 in words is "fifty-six billion, six hundred eleven million, one hundred ten thousand, six hundred sixty-nine".