56011006560 has 48 divisors (see below), whose sum is σ = 176434672176. Its totient is φ = 14936268288.

The previous prime is 56011006537. The next prime is 56011006561. The reversal of 56011006560 is 6560011065.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56011006561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58344319 + ... + 58345278.

It is an arithmetic number, because the mean of its divisors is an integer number (3675722337).

Almost surely, 2^56011006560 is an apocalyptic number.

It is an amenable number.

56011006560 is an abundant number, since it is smaller than the sum of its proper divisors (120423665616).

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

56011006560 is a wasteful number, since it uses less digits than its factorization.

56011006560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116689615 (or 116689607 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 56011006560 in words is "fifty-six billion, eleven million, six thousand, five hundred sixty".