328011772776 has 64 divisors (see below), whose sum is σ = 842487761280. Its totient is φ = 106344887040.

The previous prime is 328011772757. The next prime is 328011772787. The reversal of 328011772776 is 677277110823.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2526981 + ... + 2653611.

It is an arithmetic number, because the mean of its divisors is an integer number (13163871270).

Almost surely, 2^328011772776 is an apocalyptic number.

It is an amenable number.

328011772776 is an abundant number, since it is smaller than the sum of its proper divisors (514475988504).

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

328011772776 is a wasteful number, since it uses less digits than its factorization.

328011772776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129594 (or 129590 counting only the distinct ones).

The product of its (nonzero) digits is 1382976, while the sum is 51.

The spelling of 328011772776 in words is "three hundred twenty-eight billion, eleven million, seven hundred seventy-two thousand, seven hundred seventy-six".