56564159 has 8 divisors (see below), whose sum is σ = 60099840. Its totient is φ = 53084376.

The previous prime is 56564099. The next prime is 56564177. The reversal of 56564159 is 95146565.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56564159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56564759) 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, 11879 + ... + 15944.

It is an arithmetic number, because the mean of its divisors is an integer number (7512480).

Almost surely, 2^56564159 is an apocalyptic number.

56564159 is a deficient number, since it is larger than the sum of its proper divisors (3535681).

56564159 is a wasteful number, since it uses less digits than its factorization.

56564159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27949.

The product of its digits is 162000, while the sum is 41.

The square root of 56564159 is about 7520.9147714889. The cubic root of 56564159 is about 383.8667049473.

The spelling of 56564159 in words is "fifty-six million, five hundred sixty-four thousand, one hundred fifty-nine".