322145272627261 has 2 divisors, whose sum is σ = 322145272627262. Its totient is φ = 322145272627260.

The previous prime is 322145272627133. The next prime is 322145272627273. The reversal of 322145272627261 is 162726272541223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322115986808100 + 29285819161 = 17947590^2 + 171131^2 .

It is a cyclic number.

It is not a de Polignac number, because 322145272627261 - 2⁷ = 322145272627133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322145272627199 and 322145272627208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322145272627361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161072636313630 + 161072636313631.

It is an arithmetic number, because the mean of its divisors is an integer number (161072636313631).

Almost surely, 2^{322145272627261} is an apocalyptic number.

It is an amenable number.

322145272627261 is a deficient number, since it is larger than the sum of its proper divisors (1).

322145272627261 is an equidigital number, since it uses as much as digits as its factorization.

322145272627261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6773760, while the sum is 52.

The spelling of 322145272627261 in words is "three hundred twenty-two trillion, one hundred forty-five billion, two hundred seventy-two million, six hundred twenty-seven thousand, two hundred sixty-one".