56185774705 has 16 divisors (see below), whose sum is σ = 69078956544. Its totient is φ = 43850754880.

The previous prime is 56185774693. The next prime is 56185774747. The reversal of 56185774705 is 50747758165.

It is not a de Polignac number, because 56185774705 - 2⁷ = 56185774577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311302 + ... + 457471.

It is an arithmetic number, because the mean of its divisors is an integer number (4317434784).

Almost surely, 2^56185774705 is an apocalyptic number.

It is an amenable number.

56185774705 is a deficient number, since it is larger than the sum of its proper divisors (12893181839).

56185774705 is a wasteful number, since it uses less digits than its factorization.

56185774705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769136.

The product of its (nonzero) digits is 8232000, while the sum is 55.

The spelling of 56185774705 in words is "fifty-six billion, one hundred eighty-five million, seven hundred seventy-four thousand, seven hundred five".