321792904322 has 6 divisors (see below), whose sum is σ = 482690559843. Its totient is φ = 160896051042.

The previous prime is 321792904309. The next prime is 321792904393. The reversal of 321792904322 is 223409297123.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 160896452161 + 160896452161 = 401119^2 + 401119^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=401119.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 601679 + ... + 1002797.

Almost surely, 2^321792904322 is an apocalyptic number.

321792904322 is a deficient number, since it is larger than the sum of its proper divisors (160897655521).

321792904322 is an frugal number, since it uses more digits than its factorization.

321792904322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802240 (or 401121 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 321792904322 in words is "three hundred twenty-one billion, seven hundred ninety-two million, nine hundred four thousand, three hundred twenty-two".