56140213760 has 80 divisors (see below), whose sum is σ = 139246668000. Its totient is φ = 21681709056.

The previous prime is 56140213739. The next prime is 56140213771. The reversal of 56140213760 is 6731204165.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 56140213760.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303860 + ... + 452339.

It is an arithmetic number, because the mean of its divisors is an integer number (1740583350).

Almost surely, 2^56140213760 is an apocalyptic number.

It is an amenable number.

56140213760 is an abundant number, since it is smaller than the sum of its proper divisors (83106454240).

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

56140213760 is an equidigital number, since it uses as much as digits as its factorization.

56140213760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756251 (or 756235 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 56140213760 in words is "fifty-six billion, one hundred forty million, two hundred thirteen thousand, seven hundred sixty".