56138853340 has 12 divisors (see below), whose sum is σ = 117891592056. Its totient is φ = 22455541328.

The previous prime is 56138853301. The next prime is 56138853349. The reversal of 56138853340 is 4335883165.

56138853340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56138853349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1403471314 + ... + 1403471353.

It is an arithmetic number, because the mean of its divisors is an integer number (9824299338).

Almost surely, 2^56138853340 is an apocalyptic number.

It is an amenable number.

56138853340 is an abundant number, since it is smaller than the sum of its proper divisors (61752738716).

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

56138853340 is a wasteful number, since it uses less digits than its factorization.

56138853340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806942676 (or 2806942674 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 56138853340 in words is "fifty-six billion, one hundred thirty-eight million, eight hundred fifty-three thousand, three hundred forty".