322445320322432 has 64 divisors (see below), whose sum is σ = 642712057587600. Its totient is φ = 161137211203584.

The previous prime is 322445320322423. The next prime is 322445320322443. The reversal of 322445320322432 is 234223023544223.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 322445320322432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045245363 + ... + 3045351245.

Almost surely, 2^{322445320322432} is an apocalyptic number.

322445320322432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

322445320322432 is a deficient number, since it is larger than the sum of its proper divisors (320266737265168).

322445320322432 is a wasteful number, since it uses less digits than its factorization.

322445320322432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118283 (or 118271 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 41.

Adding to 322445320322432 its reverse (234223023544223), we get a palindrome (556668343866655).

The spelling of 322445320322432 in words is "three hundred twenty-two trillion, four hundred forty-five billion, three hundred twenty million, three hundred twenty-two thousand, four hundred thirty-two".