328538175047 has 4 divisors (see below), whose sum is σ = 328728854760. Its totient is φ = 328347495336.

The previous prime is 328538175001. The next prime is 328538175073. The reversal of 328538175047 is 740571835823.

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

It is a cyclic number.

It is not a de Polignac number, because 328538175047 - 2¹² = 328538170951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328538175047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328538175547) 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, 95337272 + ... + 95340717.

It is an arithmetic number, because the mean of its divisors is an integer number (82182213690).

Almost surely, 2^328538175047 is an apocalyptic number.

328538175047 is a deficient number, since it is larger than the sum of its proper divisors (190679713).

328538175047 is a wasteful number, since it uses less digits than its factorization.

328538175047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190679712.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 328538175047 in words is "three hundred twenty-eight billion, five hundred thirty-eight million, one hundred seventy-five thousand, forty-seven".