56174120505605 has 8 divisors (see below), whose sum is σ = 67652298199032. Its totient is φ = 44777060676288.

The previous prime is 56174120505577. The next prime is 56174120505619. The reversal of 56174120505605 is 50650502147165.

56174120505605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 22687288129 + 56151433217476 = 150623^2 + 7493426^2 .

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 56174120505605 - 2²² = 56174116311301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56174120505605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20279464502 + ... + 20279467271.

It is an arithmetic number, because the mean of its divisors is an integer number (8456537274879).

Almost surely, 2^{56174120505605} is an apocalyptic number.

It is an amenable number.

56174120505605 is a deficient number, since it is larger than the sum of its proper divisors (11478177693427).

56174120505605 is a wasteful number, since it uses less digits than its factorization.

56174120505605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40558932055.

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 56174120505605 in words is "fifty-six trillion, one hundred seventy-four billion, one hundred twenty million, five hundred five thousand, six hundred five".