23261340456329 has 2 divisors, whose sum is σ = 23261340456330. Its totient is φ = 23261340456328.

The previous prime is 23261340456253. The next prime is 23261340456413. The reversal of 23261340456329 is 92365404316232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18269811462400 + 4991528993929 = 4274320^2 + 2234173^2 .

It is a cyclic number.

It is not a de Polignac number, because 23261340456329 - 2⁸ = 23261340456073 is a prime.

It is a super-3 number, since 3×23261340456329³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (23261340456829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11630670228164 + 11630670228165.

It is an arithmetic number, because the mean of its divisors is an integer number (11630670228165).

Almost surely, 2^{23261340456329} is an apocalyptic number.

It is an amenable number.

23261340456329 is a deficient number, since it is larger than the sum of its proper divisors (1).

23261340456329 is an equidigital number, since it uses as much as digits as its factorization.

23261340456329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 50.

The spelling of 23261340456329 in words is "twenty-three trillion, two hundred sixty-one billion, three hundred forty million, four hundred fifty-six thousand, three hundred twenty-nine".