56136651 has 8 divisors (see below), whose sum is σ = 74941440. Its totient is φ = 37378152.

The previous prime is 56136649. The next prime is 56136673. The reversal of 56136651 is 15663165.

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

It is not a de Polignac number, because 56136651 - 2¹ = 56136649 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56136611) 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, 8635 + ... + 13668.

It is an arithmetic number, because the mean of its divisors is an integer number (9367680).

Almost surely, 2^56136651 is an apocalyptic number.

56136651 is a deficient number, since it is larger than the sum of its proper divisors (18804789).

56136651 is a wasteful number, since it uses less digits than its factorization.

56136651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23145.

The product of its digits is 16200, while the sum is 33.

The square root of 56136651 is about 7492.4395893460. The cubic root of 56136651 is about 382.8971789606.

The spelling of 56136651 in words is "fifty-six million, one hundred thirty-six thousand, six hundred fifty-one".