328445237805 has 8 divisors (see below), whose sum is σ = 525512380512. Its totient is φ = 175170793488.

The previous prime is 328445237789. The next prime is 328445237837. The reversal of 328445237805 is 508732544823.

328445237805 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328445237805 - 2⁴ = 328445237789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10948174579 + ... + 10948174608.

It is an arithmetic number, because the mean of its divisors is an integer number (65689047564).

Almost surely, 2^328445237805 is an apocalyptic number.

It is an amenable number.

328445237805 is a deficient number, since it is larger than the sum of its proper divisors (197067142707).

328445237805 is a wasteful number, since it uses less digits than its factorization.

328445237805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21896349195.

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 328445237805 in words is "three hundred twenty-eight billion, four hundred forty-five million, two hundred thirty-seven thousand, eight hundred five".