72325322089 has 2 divisors, whose sum is σ = 72325322090. Its totient is φ = 72325322088.

The previous prime is 72325322071. The next prime is 72325322099. The reversal of 72325322089 is 98022352327.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64635435225 + 7689886864 = 254235^2 + 87692^2 .

It is a cyclic number.

It is not a de Polignac number, because 72325322089 - 2⁵ = 72325322057 is a prime.

It is not a weakly prime, because it can be changed into another prime (72325322039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36162661044 + 36162661045.

It is an arithmetic number, because the mean of its divisors is an integer number (36162661045).

Almost surely, 2^72325322089 is an apocalyptic number.

It is an amenable number.

72325322089 is a deficient number, since it is larger than the sum of its proper divisors (1).

72325322089 is an equidigital number, since it uses as much as digits as its factorization.

72325322089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 72325322089 in words is "seventy-two billion, three hundred twenty-five million, three hundred twenty-two thousand, eighty-nine".