322396723144 has 8 divisors (see below), whose sum is σ = 604493855910. Its totient is φ = 161198361568.

The previous prime is 322396723133. The next prime is 322396723157. The reversal of 322396723144 is 441327693223.

It can be written as a sum of positive squares in only one way, i.e., 234091468900 + 88305254244 = 483830^2 + 297162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 322396723094 and 322396723103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20149795189 + ... + 20149795204.

Almost surely, 2^322396723144 is an apocalyptic number.

It is an amenable number.

322396723144 is a deficient number, since it is larger than the sum of its proper divisors (282097132766).

322396723144 is a wasteful number, since it uses less digits than its factorization.

322396723144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40299590399 (or 40299590395 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 46.

The spelling of 322396723144 in words is "three hundred twenty-two billion, three hundred ninety-six million, seven hundred twenty-three thousand, one hundred forty-four".