23964441979 has 2 divisors, whose sum is σ = 23964441980. Its totient is φ = 23964441978.

The previous prime is 23964441973. The next prime is 23964442031. The reversal of 23964441979 is 97914446932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23964441979 - 2⁵ = 23964441947 is a prime.

It is not a weakly prime, because it can be changed into another prime (23964441973) 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, 11982220989 + 11982220990.

It is an arithmetic number, because the mean of its divisors is an integer number (11982220990).

Almost surely, 2^23964441979 is an apocalyptic number.

23964441979 is a deficient number, since it is larger than the sum of its proper divisors (1).

23964441979 is an equidigital number, since it uses as much as digits as its factorization.

23964441979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 58.

The spelling of 23964441979 in words is "twenty-three billion, nine hundred sixty-four million, four hundred forty-one thousand, nine hundred seventy-nine".