56729431368 has 96 divisors (see below), whose sum is σ = 160383412800. Its totient is φ = 18080751744.

The previous prime is 56729431361. The next prime is 56729431463. The reversal of 56729431368 is 86313492765.

56729431368 is a `hidden beast` number, since 567 + 2 + 9 + 4 + 3 + 13 + 68 = 666.

56729431368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (56729431361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6018163 + ... + 6027581.

It is an arithmetic number, because the mean of its divisors is an integer number (1670660550).

Almost surely, 2^56729431368 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 56729431368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80191706400).

56729431368 is an abundant number, since it is smaller than the sum of its proper divisors (103653981432).

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

56729431368 is a wasteful number, since it uses less digits than its factorization.

56729431368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13091 (or 13084 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 56729431368 in words is "fifty-six billion, seven hundred twenty-nine million, four hundred thirty-one thousand, three hundred sixty-eight".