328440165524 has 12 divisors (see below), whose sum is σ = 581695233504. Its totient is φ = 162241527384.

The previous prime is 328440165517. The next prime is 328440165551. The reversal of 328440165524 is 425561044823.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494638472 + ... + 494639135.

It is an arithmetic number, because the mean of its divisors is an integer number (48474602792).

Almost surely, 2^328440165524 is an apocalyptic number.

It is an amenable number.

328440165524 is a deficient number, since it is larger than the sum of its proper divisors (253255067980).

328440165524 is a wasteful number, since it uses less digits than its factorization.

328440165524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989277694 (or 989277692 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 328440165524 in words is "three hundred twenty-eight billion, four hundred forty million, one hundred sixty-five thousand, five hundred twenty-four".