56172223627 has 8 divisors (see below), whose sum is σ = 60800238576. Its totient is φ = 51588076512.

The previous prime is 56172223621. The next prime is 56172223649. The reversal of 56172223627 is 72632227165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56172223627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56172223621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10964293 + ... + 10969414.

It is an arithmetic number, because the mean of its divisors is an integer number (7600029822).

Almost surely, 2^56172223627 is an apocalyptic number.

56172223627 is a deficient number, since it is larger than the sum of its proper divisors (4628014949).

56172223627 is a wasteful number, since it uses less digits than its factorization.

56172223627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21933917.

The product of its digits is 423360, while the sum is 43.

The spelling of 56172223627 in words is "fifty-six billion, one hundred seventy-two million, two hundred twenty-three thousand, six hundred twenty-seven".