823272912179 has 2 divisors, whose sum is σ = 823272912180. Its totient is φ = 823272912178.

The previous prime is 823272912131. The next prime is 823272912193. The reversal of 823272912179 is 971219272328.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 823272912179 - 2²⁴ = 823256134963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 823272912179.

It is not a weakly prime, because it can be changed into another prime (823272912109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411636456089 + 411636456090.

It is an arithmetic number, because the mean of its divisors is an integer number (411636456090).

Almost surely, 2^823272912179 is an apocalyptic number.

823272912179 is a deficient number, since it is larger than the sum of its proper divisors (1).

823272912179 is an equidigital number, since it uses as much as digits as its factorization.

823272912179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 53.

The spelling of 823272912179 in words is "eight hundred twenty-three billion, two hundred seventy-two million, nine hundred twelve thousand, one hundred seventy-nine".