56016066720 has 48 divisors (see below), whose sum is σ = 176450611680. Its totient is φ = 14937617664.

The previous prime is 56016066719. The next prime is 56016066727. The reversal of 56016066720 is 2766061065.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (56016066727) 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, 58349590 + ... + 58350549.

It is an arithmetic number, because the mean of its divisors is an integer number (3676054410).

Almost surely, 2^56016066720 is an apocalyptic number.

It is an amenable number.

56016066720 is an abundant number, since it is smaller than the sum of its proper divisors (120434544960).

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

56016066720 is a wasteful number, since it uses less digits than its factorization.

56016066720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116700157 (or 116700149 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 56016066720 in words is "fifty-six billion, sixteen million, sixty-six thousand, seven hundred twenty".