56669107392 has 84 divisors (see below), whose sum is σ = 162542601000. Its totient is φ = 18876813312.

The previous prime is 56669107361. The next prime is 56669107393. The reversal of 56669107392 is 29370196665.

It is a super-2 number, since 2×56669107392² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56669107393) 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 11 ways as a sum of consecutive naturals, for example, 830608 + ... + 896240.

Almost surely, 2^56669107392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56669107392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81271300500).

56669107392 is an abundant number, since it is smaller than the sum of its proper divisors (105873493608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56669107392 is a wasteful number, since it uses less digits than its factorization.

56669107392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67150 (or 67137 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 54.

The spelling of 56669107392 in words is "fifty-six billion, six hundred sixty-nine million, one hundred seven thousand, three hundred ninety-two".