56696671437 has 8 divisors (see below), whose sum is σ = 86394927936. Its totient is φ = 32398097952.

The previous prime is 56696671417. The next prime is 56696671439. The reversal of 56696671437 is 73417669665.

56696671437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56696671437 - 2⁷ = 56696671309 is a prime.

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, 1349920728 + ... + 1349920769.

It is an arithmetic number, because the mean of its divisors is an integer number (10799365992).

Almost surely, 2^56696671437 is an apocalyptic number.

It is an amenable number.

56696671437 is a deficient number, since it is larger than the sum of its proper divisors (29698256499).

56696671437 is a wasteful number, since it uses less digits than its factorization.

56696671437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699841507.

The product of its digits is 34292160, while the sum is 60.

The spelling of 56696671437 in words is "fifty-six billion, six hundred ninety-six million, six hundred seventy-one thousand, four hundred thirty-seven".