56118326140 has 24 divisors (see below), whose sum is σ = 118220260032. Its totient is φ = 22376516160.

The previous prime is 56118326111. The next prime is 56118326167. The reversal of 56118326140 is 4162381165.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 56118326140.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4419396 + ... + 4432075.

It is an arithmetic number, because the mean of its divisors is an integer number (4925844168).

Almost surely, 2^56118326140 is an apocalyptic number.

It is an amenable number.

56118326140 is an abundant number, since it is smaller than the sum of its proper divisors (62101933892).

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

56118326140 is a wasteful number, since it uses less digits than its factorization.

56118326140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8851797 (or 8851795 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 56118326140 in words is "fifty-six billion, one hundred eighteen million, three hundred twenty-six thousand, one hundred forty".