328366468736 has 16 divisors (see below), whose sum is σ = 654167574690. Its totient is φ = 164183234304.

The previous prime is 328366468709. The next prime is 328366468753. The reversal of 328366468736 is 637864663823.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 327687553600 + 678915136 = 572440^2 + 26056^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282681391 + ... + 1282681646.

Almost surely, 2^328366468736 is an apocalyptic number.

It is an amenable number.

328366468736 is a deficient number, since it is larger than the sum of its proper divisors (325801105954).

328366468736 is an equidigital number, since it uses as much as digits as its factorization.

328366468736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565363051 (or 2565363039 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 62.

The spelling of 328366468736 in words is "three hundred twenty-eight billion, three hundred sixty-six million, four hundred sixty-eight thousand, seven hundred thirty-six".