23243464202089 has 2 divisors, whose sum is σ = 23243464202090. Its totient is φ = 23243464202088.

The previous prime is 23243464202053. The next prime is 23243464202113. The reversal of 23243464202089 is 98020246434232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15072253290000 + 8171210912089 = 3882300^2 + 2858533^2 .

It is a cyclic number.

It is not a de Polignac number, because 23243464202089 - 2⁷ = 23243464201961 is a prime.

It is a super-2 number, since 2×23243464202089² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23243464202039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11621732101044 + 11621732101045.

It is an arithmetic number, because the mean of its divisors is an integer number (11621732101045).

Almost surely, 2^{23243464202089} is an apocalyptic number.

It is an amenable number.

23243464202089 is a deficient number, since it is larger than the sum of its proper divisors (1).

23243464202089 is an equidigital number, since it uses as much as digits as its factorization.

23243464202089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3981312, while the sum is 49.

The spelling of 23243464202089 in words is "twenty-three trillion, two hundred forty-three billion, four hundred sixty-four million, two hundred two thousand, eighty-nine".