321044253213400 has 48 divisors (see below), whose sum is σ = 785713567084200. Its totient is φ = 121658874900480.

The previous prime is 321044253213377. The next prime is 321044253213413. The reversal of 321044253213400 is 4312352440123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42242661097 + ... + 42242668696.

Almost surely, 2^{321044253213400} is an apocalyptic number.

It is an amenable number.

321044253213400 is an abundant number, since it is smaller than the sum of its proper divisors (464669313870800).

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

321044253213400 is a wasteful number, since it uses less digits than its factorization.

321044253213400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84485329828 (or 84485329819 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 321044253213400 in words is "three hundred twenty-one trillion, forty-four billion, two hundred fifty-three million, two hundred thirteen thousand, four hundred".