56899478339 has 8 divisors (see below), whose sum is σ = 63243331632. Its totient is φ = 50750820640.

The previous prime is 56899478327. The next prime is 56899478341. The reversal of 56899478339 is 93387499865.

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

It is a cyclic number.

It is not a de Polignac number, because 56899478339 - 2¹² = 56899474243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56899478039) 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, 48798284 + ... + 48799449.

It is an arithmetic number, because the mean of its divisors is an integer number (7905416454).

Almost surely, 2^56899478339 is an apocalyptic number.

56899478339 is a deficient number, since it is larger than the sum of its proper divisors (6343853293).

56899478339 is a wasteful number, since it uses less digits than its factorization.

56899478339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97597797.

The product of its digits is 352719360, while the sum is 71.

The spelling of 56899478339 in words is "fifty-six billion, eight hundred ninety-nine million, four hundred seventy-eight thousand, three hundred thirty-nine".