89709504179 has 2 divisors, whose sum is σ = 89709504180. Its totient is φ = 89709504178.

The previous prime is 89709504161. The next prime is 89709504193. The reversal of 89709504179 is 97140590798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89709504179 - 2²⁸ = 89441068723 is a prime.

It is not a weakly prime, because it can be changed into another prime (89709506179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44854752089 + 44854752090.

It is an arithmetic number, because the mean of its divisors is an integer number (44854752090).

Almost surely, 2^89709504179 is an apocalyptic number.

89709504179 is a deficient number, since it is larger than the sum of its proper divisors (1).

89709504179 is an equidigital number, since it uses as much as digits as its factorization.

89709504179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 59.

The spelling of 89709504179 in words is "eighty-nine billion, seven hundred nine million, five hundred four thousand, one hundred seventy-nine".