56267439696 has 160 divisors (see below), whose sum is σ = 177633630720. Its totient is φ = 16944615936.

The previous prime is 56267439671. The next prime is 56267439703. The reversal of 56267439696 is 69693476265.

It is a happy number.

56267439696 is a `hidden beast` number, since 56 + 2 + 67 + 439 + 6 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 157366 + ... + 370538.

It is an arithmetic number, because the mean of its divisors is an integer number (1110210192).

Almost surely, 2^56267439696 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 56267439696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88816815360).

56267439696 is an abundant number, since it is smaller than the sum of its proper divisors (121366191024).

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

56267439696 is a wasteful number, since it uses less digits than its factorization.

56267439696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213250 (or 213238 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 63.

The spelling of 56267439696 in words is "fifty-six billion, two hundred sixty-seven million, four hundred thirty-nine thousand, six hundred ninety-six".