23433812641979 has 2 divisors, whose sum is σ = 23433812641980. Its totient is φ = 23433812641978.

The previous prime is 23433812641931. The next prime is 23433812641997. The reversal of 23433812641979 is 97914621833432.

Together with next prime (23433812641997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23433812641979 - 2³² = 23429517674683 is a prime.

It is not a weakly prime, because it can be changed into another prime (23433812841979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11716906320989 + 11716906320990.

It is an arithmetic number, because the mean of its divisors is an integer number (11716906320990).

Almost surely, 2^{23433812641979} is an apocalyptic number.

23433812641979 is a deficient number, since it is larger than the sum of its proper divisors (1).

23433812641979 is an equidigital number, since it uses as much as digits as its factorization.

23433812641979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47029248, while the sum is 62.

The spelling of 23433812641979 in words is "twenty-three trillion, four hundred thirty-three billion, eight hundred twelve million, six hundred forty-one thousand, nine hundred seventy-nine".