57164445223 has 2 divisors, whose sum is σ = 57164445224. Its totient is φ = 57164445222.

The previous prime is 57164445211. The next prime is 57164445251. The reversal of 57164445223 is 32254446175.

57164445223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57164445223 - 2³³ = 48574510631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57164445223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57164443223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28582222611 + 28582222612.

It is an arithmetic number, because the mean of its divisors is an integer number (28582222612).

Almost surely, 2^57164445223 is an apocalyptic number.

57164445223 is a deficient number, since it is larger than the sum of its proper divisors (1).

57164445223 is an equidigital number, since it uses as much as digits as its factorization.

57164445223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 43.

The spelling of 57164445223 in words is "fifty-seven billion, one hundred sixty-four million, four hundred forty-five thousand, two hundred twenty-three".