56136559 has 8 divisors (see below), whose sum is σ = 56710080. Its totient is φ = 55566336.

The previous prime is 56136557. The next prime is 56136581. The reversal of 56136559 is 95563165.

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 56136559 - 2¹ = 56136557 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 (56136551) 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, 45519 + ... + 46735.

It is an arithmetic number, because the mean of its divisors is an integer number (7088760).

Almost surely, 2^56136559 is an apocalyptic number.

56136559 is a deficient number, since it is larger than the sum of its proper divisors (573521).

56136559 is a wasteful number, since it uses less digits than its factorization.

56136559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649.

The product of its digits is 121500, while the sum is 40.

The square root of 56136559 is about 7492.4334498212. The cubic root of 56136559 is about 382.8969697891.

The spelling of 56136559 in words is "fifty-six million, one hundred thirty-six thousand, five hundred fifty-nine".