56672722888655 has 8 divisors (see below), whose sum is σ = 68009242963200. Its totient is φ = 45336861313056.

The previous prime is 56672722888651. The next prime is 56672722888673. The reversal of 56672722888655 is 55688822727665.

56672722888655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56672722888655 - 2² = 56672722888651 is a prime.

It is a super-2 number, since 2×56672722888655² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56672722888651) 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 7 ways as a sum of consecutive naturals, for example, 164435375 + ... + 164779664.

It is an arithmetic number, because the mean of its divisors is an integer number (8501155370400).

Almost surely, 2^{56672722888655} is an apocalyptic number.

56672722888655 is a deficient number, since it is larger than the sum of its proper divisors (11336520074545).

56672722888655 is a wasteful number, since it uses less digits than its factorization.

56672722888655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329249473.

The product of its digits is 5419008000, while the sum is 77.

The spelling of 56672722888655 in words is "fifty-six trillion, six hundred seventy-two billion, seven hundred twenty-two million, eight hundred eighty-eight thousand, six hundred fifty-five".