321460440416 has 12 divisors (see below), whose sum is σ = 632875242132. Its totient is φ = 160730220192.

The previous prime is 321460440397. The next prime is 321460440449. The reversal of 321460440416 is 614044064123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5022819350 + ... + 5022819413.

It is an arithmetic number, because the mean of its divisors is an integer number (52739603511).

Almost surely, 2^321460440416 is an apocalyptic number.

It is an amenable number.

321460440416 is a deficient number, since it is larger than the sum of its proper divisors (311414801716).

321460440416 is a wasteful number, since it uses less digits than its factorization.

321460440416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10045638773 (or 10045638765 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 321460440416 in words is "three hundred twenty-one billion, four hundred sixty million, four hundred forty thousand, four hundred sixteen".