56445185227 has 2 divisors, whose sum is σ = 56445185228. Its totient is φ = 56445185226.

The previous prime is 56445185149. The next prime is 56445185243. The reversal of 56445185227 is 72258154465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56445185227 - 2⁷ = 56445185099 is a prime.

It is not a weakly prime, because it can be changed into another prime (56445185257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28222592613 + 28222592614.

It is an arithmetic number, because the mean of its divisors is an integer number (28222592614).

Almost surely, 2^56445185227 is an apocalyptic number.

56445185227 is a deficient number, since it is larger than the sum of its proper divisors (1).

56445185227 is an equidigital number, since it uses as much as digits as its factorization.

56445185227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688000, while the sum is 49.

The spelling of 56445185227 in words is "fifty-six billion, four hundred forty-five million, one hundred eighty-five thousand, two hundred twenty-seven".