56777505125711 has 4 divisors (see below), whose sum is σ = 57117490186512. Its totient is φ = 56437520064912.

The previous prime is 56777505125707. The next prime is 56777505125771. The reversal of 56777505125711 is 11752150577765.

56777505125711 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 56777505125711 - 2² = 56777505125707 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56777505125771) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 169992530150 + ... + 169992530483.

It is an arithmetic number, because the mean of its divisors is an integer number (14279372546628).

Almost surely, 2^{56777505125711} is an apocalyptic number.

56777505125711 is a deficient number, since it is larger than the sum of its proper divisors (339985060801).

56777505125711 is a wasteful number, since it uses less digits than its factorization.

56777505125711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339985060800.

The product of its (nonzero) digits is 18007500, while the sum is 59.

The spelling of 56777505125711 in words is "fifty-six trillion, seven hundred seventy-seven billion, five hundred five million, one hundred twenty-five thousand, seven hundred eleven".