2628328019 has 2 divisors, whose sum is σ = 2628328020. Its totient is φ = 2628328018.

The previous prime is 2628327983. The next prime is 2628328039. The reversal of 2628328019 is 9108238262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2628328019 - 2²⁴ = 2611550803 is a prime.

It is a super-2 number, since 2×2628328019² = 13816216350920928722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2628328039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314164009 + 1314164010.

It is an arithmetic number, because the mean of its divisors is an integer number (1314164010).

Almost surely, 2^2628328019 is an apocalyptic number.

2628328019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628328019 is an equidigital number, since it uses as much as digits as its factorization.

2628328019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 2628328019 is about 51267.2216820845. The cubic root of 2628328019 is about 1380.0448103842.

The spelling of 2628328019 in words is "two billion, six hundred twenty-eight million, three hundred twenty-eight thousand, nineteen".