804147328775 has 18 divisors (see below), whose sum is σ = 1159941495600. Its totient is φ = 551415310320.

The previous prime is 804147328771. The next prime is 804147328801. The reversal of 804147328775 is 577823741408.

It is not a de Polignac number, because 804147328775 - 2² = 804147328771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 804147328775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804147328771) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 328222175 + ... + 328224624.

It is an arithmetic number, because the mean of its divisors is an integer number (64441194200).

Almost surely, 2^804147328775 is an apocalyptic number.

804147328775 is a deficient number, since it is larger than the sum of its proper divisors (355794166825).

804147328775 is a wasteful number, since it uses less digits than its factorization.

804147328775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656446823 (or 656446811 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 56.

The spelling of 804147328775 in words is "eight hundred four billion, one hundred forty-seven million, three hundred twenty-eight thousand, seven hundred seventy-five".