322045400512 has 28 divisors (see below), whose sum is σ = 697155101496. Its totient is φ = 146384272640.

The previous prime is 322045400507. The next prime is 322045400557. The reversal of 322045400512 is 215004540223.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228724723 + ... + 228726130.

It is an arithmetic number, because the mean of its divisors is an integer number (24898396482).

Almost surely, 2^322045400512 is an apocalyptic number.

322045400512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

322045400512 is an abundant number, since it is smaller than the sum of its proper divisors (375109700984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322045400512 is a wasteful number, since it uses less digits than its factorization.

322045400512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457450876 (or 457450866 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 322045400512 its reverse (215004540223), we get a palindrome (537049940735).

The spelling of 322045400512 in words is "three hundred twenty-two billion, forty-five million, four hundred thousand, five hundred twelve".