328453385727 has 4 divisors (see below), whose sum is σ = 437937847640. Its totient is φ = 218968923816.

The previous prime is 328453385699. The next prime is 328453385731. The reversal of 328453385727 is 727583354823.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 328453385727 - 2⁷ = 328453385599 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 (328453385797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54742230952 + ... + 54742230957.

It is an arithmetic number, because the mean of its divisors is an integer number (109484461910).

Almost surely, 2^328453385727 is an apocalyptic number.

328453385727 is a deficient number, since it is larger than the sum of its proper divisors (109484461913).

328453385727 is a wasteful number, since it uses less digits than its factorization.

328453385727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109484461912.

The product of its digits is 33868800, while the sum is 57.

The spelling of 328453385727 in words is "three hundred twenty-eight billion, four hundred fifty-three million, three hundred eighty-five thousand, seven hundred twenty-seven".