23332866643 has 2 divisors, whose sum is σ = 23332866644. Its totient is φ = 23332866642.

The previous prime is 23332866631. The next prime is 23332866677. The reversal of 23332866643 is 34666823332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23332866643 - 2⁵ = 23332866611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23332866593 and 23332866602.

It is not a weakly prime, because it can be changed into another prime (23332866043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666433321 + 11666433322.

It is an arithmetic number, because the mean of its divisors is an integer number (11666433322).

Almost surely, 2^23332866643 is an apocalyptic number.

23332866643 is a deficient number, since it is larger than the sum of its proper divisors (1).

23332866643 is an equidigital number, since it uses as much as digits as its factorization.

23332866643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 46.

The spelling of 23332866643 in words is "twenty-three billion, three hundred thirty-two million, eight hundred sixty-six thousand, six hundred forty-three".