321244466316 has 12 divisors (see below), whose sum is σ = 749570421432. Its totient is φ = 107081488768.

The previous prime is 321244466297. The next prime is 321244466377. The reversal of 321244466316 is 613664442123.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×321244466316² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 13385186085 + ... + 13385186108.

It is an arithmetic number, because the mean of its divisors is an integer number (62464201786).

Almost surely, 2^321244466316 is an apocalyptic number.

It is an amenable number.

321244466316 is an abundant number, since it is smaller than the sum of its proper divisors (428325955116).

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

321244466316 is a wasteful number, since it uses less digits than its factorization.

321244466316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26770372200 (or 26770372198 counting only the distinct ones).

The product of its digits is 497664, while the sum is 42.

The spelling of 321244466316 in words is "three hundred twenty-one billion, two hundred forty-four million, four hundred sixty-six thousand, three hundred sixteen".