72325323163 has 2 divisors, whose sum is σ = 72325323164. Its totient is φ = 72325323162.

The previous prime is 72325323127. The next prime is 72325323173. The reversal of 72325323163 is 36132352327.

It is a strong prime.

It is an emirp because it is prime and its reverse (36132352327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72325323163 - 2²⁹ = 71788452251 is a prime.

It is not a weakly prime, because it can be changed into another prime (72325323173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36162661581 + 36162661582.

It is an arithmetic number, because the mean of its divisors is an integer number (36162661582).

Almost surely, 2^72325323163 is an apocalyptic number.

72325323163 is a deficient number, since it is larger than the sum of its proper divisors (1).

72325323163 is an equidigital number, since it uses as much as digits as its factorization.

72325323163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 37.

The spelling of 72325323163 in words is "seventy-two billion, three hundred twenty-five million, three hundred twenty-three thousand, one hundred sixty-three".