56204663105 has 4 divisors (see below), whose sum is σ = 67445595732. Its totient is φ = 44963730480.

The previous prime is 56204663077. The next prime is 56204663111. The reversal of 56204663105 is 50136640265.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19108362289 + 37096300816 = 138233^2 + 192604^2 .

It is not a de Polignac number, because 56204663105 - 2⁸ = 56204662849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5620466306 + ... + 5620466315.

It is an arithmetic number, because the mean of its divisors is an integer number (16861398933).

Almost surely, 2^56204663105 is an apocalyptic number.

It is an amenable number.

56204663105 is a deficient number, since it is larger than the sum of its proper divisors (11240932627).

56204663105 is a wasteful number, since it uses less digits than its factorization.

56204663105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11240932626.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 56204663105 in words is "fifty-six billion, two hundred four million, six hundred sixty-three thousand, one hundred five".