56776727267678 has 96 divisors (see below), whose sum is σ = 103900660122240. Its totient is φ = 23008400663040.

The previous prime is 56776727267671. The next prime is 56776727267753. The reversal of 56776727267678 is 87676272767765.

56776727267678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56776727267596 and 56776727267605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56776727267671) 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 47 ways as a sum of consecutive naturals, for example, 1262720825 + ... + 1262765787.

It is an arithmetic number, because the mean of its divisors is an integer number (1082298542940).

Almost surely, 2^{56776727267678} is an apocalyptic number.

56776727267678 is a deficient number, since it is larger than the sum of its proper divisors (47123932854562).

56776727267678 is a wasteful number, since it uses less digits than its factorization.

56776727267678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55482 (or 55465 counting only the distinct ones).

The product of its digits is 24395696640, while the sum is 83.

The spelling of 56776727267678 in words is "fifty-six trillion, seven hundred seventy-six billion, seven hundred twenty-seven million, two hundred sixty-seven thousand, six hundred seventy-eight".