56655656015 has 8 divisors (see below), whose sum is σ = 77699185440. Its totient is φ = 38849592672.

The previous prime is 56655656003. The next prime is 56655656023. The reversal of 56655656015 is 51065655665.

56655656015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56655656015 - 2⁸ = 56655655759 is a prime.

It is a congruent 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, 809366480 + ... + 809366549.

It is an arithmetic number, because the mean of its divisors is an integer number (9712398180).

Almost surely, 2^56655656015 is an apocalyptic number.

56655656015 is a deficient number, since it is larger than the sum of its proper divisors (21043529425).

56655656015 is a wasteful number, since it uses less digits than its factorization.

56655656015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618733041.

The product of its (nonzero) digits is 4050000, while the sum is 50.

The spelling of 56655656015 in words is "fifty-six billion, six hundred fifty-five million, six hundred fifty-six thousand, fifteen".