8328165761 has 2 divisors, whose sum is σ = 8328165762. Its totient is φ = 8328165760.

The previous prime is 8328165707. The next prime is 8328165809. The reversal of 8328165761 is 1675618238.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7072810000 + 1255355761 = 84100^2 + 35431^2 .

It is a cyclic number.

It is not a de Polignac number, because 8328165761 - 2²⁶ = 8261056897 is a prime.

It is not a weakly prime, because it can be changed into another prime (8328165661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4164082880 + 4164082881.

It is an arithmetic number, because the mean of its divisors is an integer number (4164082881).

Almost surely, 2^8328165761 is an apocalyptic number.

It is an amenable number.

8328165761 is a deficient number, since it is larger than the sum of its proper divisors (1).

8328165761 is an equidigital number, since it uses as much as digits as its factorization.

8328165761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 47.

The square root of 8328165761 is about 91258.7845689389. The cubic root of 8328165761 is about 2026.9815089549.

The spelling of 8328165761 in words is "eight billion, three hundred twenty-eight million, one hundred sixty-five thousand, seven hundred sixty-one".