328027149729 has 24 divisors (see below), whose sum is σ = 489449126400. Its totient is φ = 211479966720.

The previous prime is 328027149707. The next prime is 328027149743. The reversal of 328027149729 is 927941720823.

It is a happy number.

328027149729 is a `hidden beast` number, since 3 + 2 + 80 + 2 + 71 + 497 + 2 + 9 = 666.

It is not a de Polignac number, because 328027149729 - 2⁷ = 328027149601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (328027144729) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24109 + ... + 810330.

It is an arithmetic number, because the mean of its divisors is an integer number (20393713600).

Almost surely, 2^328027149729 is an apocalyptic number.

It is an amenable number.

328027149729 is a deficient number, since it is larger than the sum of its proper divisors (161421976671).

328027149729 is a wasteful number, since it uses less digits than its factorization.

328027149729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835885 (or 835882 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 328027149729 in words is "three hundred twenty-eight billion, twenty-seven million, one hundred forty-nine thousand, seven hundred twenty-nine".