23201934589 has 2 divisors, whose sum is σ = 23201934590. Its totient is φ = 23201934588.

The previous prime is 23201934499. The next prime is 23201934647. The reversal of 23201934589 is 98543910232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15022179225 + 8179755364 = 122565^2 + 90442^2 .

It is a cyclic number.

It is not a de Polignac number, because 23201934589 - 2¹⁹ = 23201410301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23201934689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600967294 + 11600967295.

It is an arithmetic number, because the mean of its divisors is an integer number (11600967295).

Almost surely, 2^23201934589 is an apocalyptic number.

It is an amenable number.

23201934589 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201934589 is an equidigital number, since it uses as much as digits as its factorization.

23201934589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 23201934589 in words is "twenty-three billion, two hundred one million, nine hundred thirty-four thousand, five hundred eighty-nine".