56146007720 has 32 divisors (see below), whose sum is σ = 137812929120. Its totient is φ = 20416729920.

The previous prime is 56146007719. The next prime is 56146007747. The reversal of 56146007720 is 2770064165.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63801842 + ... + 63802721.

It is an arithmetic number, because the mean of its divisors is an integer number (4306654035).

Almost surely, 2^56146007720 is an apocalyptic number.

It is an amenable number.

56146007720 is an abundant number, since it is smaller than the sum of its proper divisors (81666921400).

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

56146007720 is a wasteful number, since it uses less digits than its factorization.

56146007720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127604585 (or 127604581 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 56146007720 in words is "fifty-six billion, one hundred forty-six million, seven thousand, seven hundred twenty".