328890171619 has 4 divisors (see below), whose sum is σ = 331290829944. Its totient is φ = 326489513296.

The previous prime is 328890171587. The next prime is 328890171647. The reversal of 328890171619 is 916171098823.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 916171098823 = 19 ⋅48219531517.

It is a cyclic number.

It is not a de Polignac number, because 328890171619 - 2⁵ = 328890171587 is a prime.

It is a super-2 number, since 2×328890171619² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328890171619.

It is not an unprimeable number, because it can be changed into a prime (328890471619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200328957 + ... + 1200329230.

It is an arithmetic number, because the mean of its divisors is an integer number (82822707486).

Almost surely, 2^328890171619 is an apocalyptic number.

328890171619 is a deficient number, since it is larger than the sum of its proper divisors (2400658325).

328890171619 is a wasteful number, since it uses less digits than its factorization.

328890171619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400658324.

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 328890171619 in words is "three hundred twenty-eight billion, eight hundred ninety million, one hundred seventy-one thousand, six hundred nineteen".