328664300819 has 16 divisors (see below), whose sum is σ = 351010576224. Its totient is φ = 307281811200.

The previous prime is 328664300803. The next prime is 328664300821. The reversal of 328664300819 is 918003466823.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 328664300819 - 2⁴ = 328664300803 is a prime.

It is a super-2 number, since 2×328664300819² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328664300849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665272 + ... + 1852149.

It is an arithmetic number, because the mean of its divisors is an integer number (21938161014).

Almost surely, 2^328664300819 is an apocalyptic number.

328664300819 is a deficient number, since it is larger than the sum of its proper divisors (22346275405).

328664300819 is a wasteful number, since it uses less digits than its factorization.

328664300819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3517558.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 328664300819 in words is "three hundred twenty-eight billion, six hundred sixty-four million, three hundred thousand, eight hundred nineteen".