56558270205 has 48 divisors (see below), whose sum is σ = 101840094720. Its totient is φ = 29014137600.

The previous prime is 56558270161. The next prime is 56558270257. The reversal of 56558270205 is 50207285565.

56558270205 is a `hidden beast` number, since 5 + 6 + 558 + 2 + 70 + 20 + 5 = 666.

It is not a de Polignac number, because 56558270205 - 2⁷ = 56558270077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84885 + ... + 346874.

It is an arithmetic number, because the mean of its divisors is an integer number (2121668640).

Almost surely, 2^56558270205 is an apocalyptic number.

It is an amenable number.

56558270205 is a deficient number, since it is larger than the sum of its proper divisors (45281824515).

56558270205 is a wasteful number, since it uses less digits than its factorization.

56558270205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431882 (or 431879 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 45.

The spelling of 56558270205 in words is "fifty-six billion, five hundred fifty-eight million, two hundred seventy thousand, two hundred five".