321474745364722 has 16 divisors (see below), whose sum is σ = 487222364696760. Its totient is φ = 159067555688448.

The previous prime is 321474745364681. The next prime is 321474745364789. The reversal of 321474745364722 is 227463547474123.

It can be written as a sum of positive squares in 4 ways, for example, as 173108727812241 + 148366017552481 = 13157079^2 + 12180559^2 .

It is a super-3 number, since 3×321474745364722³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63874947 + ... + 68723782.

Almost surely, 2^{321474745364722} is an apocalyptic number.

321474745364722 is a deficient number, since it is larger than the sum of its proper divisors (165747619332038).

321474745364722 is a wasteful number, since it uses less digits than its factorization.

321474745364722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132611325.

The product of its digits is 189665280, while the sum is 61.

The spelling of 321474745364722 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-two".