328469972735 has 8 divisors (see below), whose sum is σ = 394408951440. Its totient is φ = 262612655424.

The previous prime is 328469972693. The next prime is 328469972767. The reversal of 328469972735 is 537279964823.

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 328469972735 - 2²⁶ = 328402863871 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20406497 + ... + 20422586.

It is an arithmetic number, because the mean of its divisors is an integer number (49301118930).

Almost surely, 2^328469972735 is an apocalyptic number.

328469972735 is a deficient number, since it is larger than the sum of its proper divisors (65938978705).

328469972735 is a wasteful number, since it uses less digits than its factorization.

328469972735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40830697.

The product of its digits is 137168640, while the sum is 65.

The spelling of 328469972735 in words is "three hundred twenty-eight billion, four hundred sixty-nine million, nine hundred seventy-two thousand, seven hundred thirty-five".