56722395792191 has 2 divisors, whose sum is σ = 56722395792192. Its totient is φ = 56722395792190.

The previous prime is 56722395792169. The next prime is 56722395792197. The reversal of 56722395792191 is 19129759322765.

56722395792191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56722395792191 - 2²² = 56722391597887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56722395792197) 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 as a sum of consecutive naturals, namely, 28361197896095 + 28361197896096.

It is an arithmetic number, because the mean of its divisors is an integer number (28361197896096).

Almost surely, 2^{56722395792191} is an apocalyptic number.

56722395792191 is a deficient number, since it is larger than the sum of its proper divisors (1).

56722395792191 is an equidigital number, since it uses as much as digits as its factorization.

56722395792191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128595600, while the sum is 68.

The spelling of 56722395792191 in words is "fifty-six trillion, seven hundred twenty-two billion, three hundred ninety-five million, seven hundred ninety-two thousand, one hundred ninety-one".