23040660089 has 2 divisors, whose sum is σ = 23040660090. Its totient is φ = 23040660088.

The previous prime is 23040660073. The next prime is 23040660143. The reversal of 23040660089 is 98006604032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23000755600 + 39904489 = 151660^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 23040660089 - 2⁴ = 23040660073 is a prime.

It is not a weakly prime, because it can be changed into another prime (23040660059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11520330044 + 11520330045.

It is an arithmetic number, because the mean of its divisors is an integer number (11520330045).

Almost surely, 2^23040660089 is an apocalyptic number.

It is an amenable number.

23040660089 is a deficient number, since it is larger than the sum of its proper divisors (1).

23040660089 is an equidigital number, since it uses as much as digits as its factorization.

23040660089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 23040660089 in words is "twenty-three billion, forty million, six hundred sixty thousand, eighty-nine".