23399429413 has 2 divisors, whose sum is σ = 23399429414. Its totient is φ = 23399429412.

The previous prime is 23399429401. The next prime is 23399429429. The reversal of 23399429413 is 31492499332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23366791044 + 32638369 = 152862^2 + 5713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23399429413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23399409413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11699714706 + 11699714707.

It is an arithmetic number, because the mean of its divisors is an integer number (11699714707).

Almost surely, 2^23399429413 is an apocalyptic number.

It is an amenable number.

23399429413 is a deficient number, since it is larger than the sum of its proper divisors (1).

23399429413 is an equidigital number, since it uses as much as digits as its factorization.

23399429413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 49.

The spelling of 23399429413 in words is "twenty-three billion, three hundred ninety-nine million, four hundred twenty-nine thousand, four hundred thirteen".