23029332289 has 2 divisors, whose sum is σ = 23029332290. Its totient is φ = 23029332288.

The previous prime is 23029332269. The next prime is 23029332311. The reversal of 23029332289 is 98223392032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18959913025 + 4069419264 = 137695^2 + 63792^2 .

It is a cyclic number.

It is not a de Polignac number, because 23029332289 - 2⁹ = 23029331777 is a prime.

It is not a weakly prime, because it can be changed into another prime (23029332269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11514666144 + 11514666145.

It is an arithmetic number, because the mean of its divisors is an integer number (11514666145).

Almost surely, 2^23029332289 is an apocalyptic number.

It is an amenable number.

23029332289 is a deficient number, since it is larger than the sum of its proper divisors (1).

23029332289 is an equidigital number, since it uses as much as digits as its factorization.

23029332289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 23029332289 in words is "twenty-three billion, twenty-nine million, three hundred thirty-two thousand, two hundred eighty-nine".