328774164979441 has 6 divisors (see below), whose sum is σ = 332988543001842. Its totient is φ = 324612466682400.

The previous prime is 328774164979399. The next prime is 328774164979499. The reversal of 328774164979441 is 144979461477823.

It can be written as a sum of positive squares in only one way, i.e., 210606851290000 + 118167313689441 = 14512300^2 + 10870479^2 .

It is not a de Polignac number, because 328774164979441 - 2²⁷ = 328774030761713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328774164979241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26339856360 + ... + 26339868841.

It is an arithmetic number, because the mean of its divisors is an integer number (55498090500307).

Almost surely, 2^{328774164979441} is an apocalyptic number.

It is an amenable number.

328774164979441 is a deficient number, since it is larger than the sum of its proper divisors (4214378022401).

328774164979441 is an frugal number, since it uses more digits than its factorization.

328774164979441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52679725359 (or 52679725280 counting only the distinct ones).

The product of its digits is 2048385024, while the sum is 76.

The spelling of 328774164979441 in words is "three hundred twenty-eight trillion, seven hundred seventy-four billion, one hundred sixty-four million, nine hundred seventy-nine thousand, four hundred forty-one".