56005055 has 8 divisors (see below), whose sum is σ = 71159472. Its totient is φ = 42168448.

The previous prime is 56005043. The next prime is 56005063. The reversal of 56005055 is 55050065.

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 56005055 - 2⁴ = 56005039 is a prime.

It is a Duffinian number.

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, 329357 + ... + 329526.

It is an arithmetic number, because the mean of its divisors is an integer number (8894934).

Almost surely, 2^56005055 is an apocalyptic number.

56005055 is a deficient number, since it is larger than the sum of its proper divisors (15154417).

56005055 is a wasteful number, since it uses less digits than its factorization.

56005055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658905.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 56005055 is about 7483.6525173207. The cubic root of 56005055 is about 382.5977479547.

The spelling of 56005055 in words is "fifty-six million, five thousand, fifty-five".