328261903695 has 240 divisors, whose sum is σ = 666713678400. Its totient is φ = 154306944000.

The previous prime is 328261903693. The next prime is 328261903727. The reversal of 328261903695 is 596309162823.

It is not a de Polignac number, because 328261903695 - 2¹ = 328261903693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328261903693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 399831385 + ... + 399832205.

It is an arithmetic number, because the mean of its divisors is an integer number (2777973660).

Almost surely, 2^328261903695 is an apocalyptic number.

328261903695 is an abundant number, since it is smaller than the sum of its proper divisors (338451774705).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

328261903695 is a wasteful number, since it uses less digits than its factorization.

328261903695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100 (or 1080 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 328261903695 in words is "three hundred twenty-eight billion, two hundred sixty-one million, nine hundred three thousand, six hundred ninety-five".