56040065 has 8 divisors (see below), whose sum is σ = 67288320. Its totient is φ = 44805232.

The previous prime is 56040053. The next prime is 56040079. The reversal of 56040065 is 56004065.

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-56040065 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14066 + ... + 17604.

It is an arithmetic number, because the mean of its divisors is an integer number (8411040).

Almost surely, 2^56040065 is an apocalyptic number.

It is an amenable number.

56040065 is a deficient number, since it is larger than the sum of its proper divisors (11248255).

56040065 is a wasteful number, since it uses less digits than its factorization.

56040065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6711.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56040065 is about 7485.9912503288. The cubic root of 56040065 is about 382.6774547895.

The spelling of 56040065 in words is "fifty-six million, forty thousand, sixty-five".