23664064043 has 2 divisors, whose sum is σ = 23664064044. Its totient is φ = 23664064042.

The previous prime is 23664064037. The next prime is 23664064057. The reversal of 23664064043 is 34046046632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23664064043 - 2¹⁶ = 23663998507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23664063988 and 23664064006.

It is not a weakly prime, because it can be changed into another prime (23664064643) 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, 11832032021 + 11832032022.

It is an arithmetic number, because the mean of its divisors is an integer number (11832032022).

Almost surely, 2^23664064043 is an apocalyptic number.

23664064043 is a deficient number, since it is larger than the sum of its proper divisors (1).

23664064043 is an equidigital number, since it uses as much as digits as its factorization.

23664064043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 23664064043 in words is "twenty-three billion, six hundred sixty-four million, sixty-four thousand, forty-three".