56097016320 has 160 divisors (see below), whose sum is σ = 180023513472. Its totient is φ = 14901788672.

The previous prime is 56097016319. The next prime is 56097016343. The reversal of 56097016320 is 2361079065.

It is a tau number, because it is divible by the number of its divisors (160).

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 15 ways as a sum of consecutive naturals, for example, 2005954 + ... + 2033726.

Almost surely, 2^56097016320 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 56097016320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90011756736).

56097016320 is an abundant number, since it is smaller than the sum of its proper divisors (123926497152).

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

56097016320 is a wasteful number, since it uses less digits than its factorization.

56097016320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28062 (or 28046 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 56097016320 in words is "fifty-six billion, ninety-seven million, sixteen thousand, three hundred twenty".