1322256516423 has 32 divisors (see below), whose sum is σ = 1805279788800. Its totient is φ = 860586583296.

The previous prime is 1322256516359. The next prime is 1322256516443. The reversal of 1322256516423 is 3246156522231.

It is not a de Polignac number, because 1322256516423 - 2⁶ = 1322256516359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322256516443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27749443 + ... + 27797051.

It is an arithmetic number, because the mean of its divisors is an integer number (56414993400).

Almost surely, 2^{1322256516423} is an apocalyptic number.

1322256516423 is a deficient number, since it is larger than the sum of its proper divisors (483023272377).

1322256516423 is a wasteful number, since it uses less digits than its factorization.

1322256516423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48751.

The product of its digits is 518400, while the sum is 42.

The spelling of 1322256516423 in words is "one trillion, three hundred twenty-two billion, two hundred fifty-six million, five hundred sixteen thousand, four hundred twenty-three".