8328377899 has 2 divisors, whose sum is σ = 8328377900. Its totient is φ = 8328377898.

The previous prime is 8328377861. The next prime is 8328377917. The reversal of 8328377899 is 9987738238.

8328377899 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8328377899 - 2²¹ = 8326280747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8328377899.

It is not a weakly prime, because it can be changed into another prime (8328377839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4164188949 + 4164188950.

It is an arithmetic number, because the mean of its divisors is an integer number (4164188950).

Almost surely, 2^8328377899 is an apocalyptic number.

8328377899 is a deficient number, since it is larger than the sum of its proper divisors (1).

8328377899 is an equidigital number, since it uses as much as digits as its factorization.

8328377899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36578304, while the sum is 64.

The square root of 8328377899 is about 91259.9468496448. The cubic root of 8328377899 is about 2026.9987194734.

The spelling of 8328377899 in words is "eight billion, three hundred twenty-eight million, three hundred seventy-seven thousand, eight hundred ninety-nine".