23242433891 has 2 divisors, whose sum is σ = 23242433892. Its totient is φ = 23242433890.

The previous prime is 23242433771. The next prime is 23242433939. The reversal of 23242433891 is 19833424232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23242433891 - 2¹⁴ = 23242417507 is a prime.

It is not a weakly prime, because it can be changed into another prime (23242433191) 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, 11621216945 + 11621216946.

It is an arithmetic number, because the mean of its divisors is an integer number (11621216946).

Almost surely, 2^23242433891 is an apocalyptic number.

23242433891 is a deficient number, since it is larger than the sum of its proper divisors (1).

23242433891 is an equidigital number, since it uses as much as digits as its factorization.

23242433891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The spelling of 23242433891 in words is "twenty-three billion, two hundred forty-two million, four hundred thirty-three thousand, eight hundred ninety-one".