56696671438 has 16 divisors (see below), whose sum is σ = 93643444224. Its totient is φ = 25530360760.

The previous prime is 56696671417. The next prime is 56696671439. The reversal of 56696671438 is 83417669665.

56696671438 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 (56696671439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12040270 + ... + 12044977.

It is an arithmetic number, because the mean of its divisors is an integer number (5852715264).

Almost surely, 2^56696671438 is an apocalyptic number.

56696671438 is a deficient number, since it is larger than the sum of its proper divisors (36946772786).

56696671438 is a wasteful number, since it uses less digits than its factorization.

56696671438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24085367.

The product of its digits is 39191040, while the sum is 61.

The spelling of 56696671438 in words is "fifty-six billion, six hundred ninety-six million, six hundred seventy-one thousand, four hundred thirty-eight".