56672266777 has 48 divisors (see below), whose sum is σ = 73079107200. Its totient is φ = 43613095680.

The previous prime is 56672266759. The next prime is 56672266787. The reversal of 56672266777 is 77766227665.

56672266777 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56672266777 - 2¹¹ = 56672264729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56672266727) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2321877 + ... + 2346157.

It is an arithmetic number, because the mean of its divisors is an integer number (1522481400).

Almost surely, 2^56672266777 is an apocalyptic number.

It is an amenable number.

56672266777 is a deficient number, since it is larger than the sum of its proper divisors (16406840423).

56672266777 is a wasteful number, since it uses less digits than its factorization.

56672266777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24446 (or 24439 counting only the distinct ones).

The product of its digits is 62233920, while the sum is 61.

The spelling of 56672266777 in words is "fifty-six billion, six hundred seventy-two million, two hundred sixty-six thousand, seven hundred seventy-seven".