328733672399 has 8 divisors (see below), whose sum is σ = 379713760848. Its totient is φ = 281269452160.

The previous prime is 328733672383. The next prime is 328733672401. The reversal of 328733672399 is 993276337823.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328733672399 - 2⁴ = 328733672383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328733672329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878966852 + ... + 878967225.

It is an arithmetic number, because the mean of its divisors is an integer number (47464220106).

Almost surely, 2^328733672399 is an apocalyptic number.

328733672399 is a deficient number, since it is larger than the sum of its proper divisors (50980088449).

328733672399 is a wasteful number, since it uses less digits than its factorization.

328733672399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757934105.

The product of its digits is 61725888, while the sum is 62.

The spelling of 328733672399 in words is "three hundred twenty-eight billion, seven hundred thirty-three million, six hundred seventy-two thousand, three hundred ninety-nine".