321474745364723 has 16 divisors (see below), whose sum is σ = 334912113876480. Its totient is φ = 308300807015136.

The previous prime is 321474745364681. The next prime is 321474745364789. The reversal of 321474745364723 is 327463547474123.

It is a cyclic number.

It is not a de Polignac number, because 321474745364723 - 2¹⁸ = 321474745102579 is a prime.

It is a super-3 number, since 3×321474745364723³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321474745364323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91964861 + ... + 95396462.

It is an arithmetic number, because the mean of its divisors is an integer number (20932007117280).

Almost surely, 2^{321474745364723} is an apocalyptic number.

321474745364723 is a deficient number, since it is larger than the sum of its proper divisors (13437368511757).

321474745364723 is a wasteful number, since it uses less digits than its factorization.

321474745364723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187362026.

The product of its digits is 284497920, while the sum is 62.

The spelling of 321474745364723 in words is "three hundred twenty-one trillion, four hundred seventy-four billion, seven hundred forty-five million, three hundred sixty-four thousand, seven hundred twenty-three".