23356738159 has 2 divisors, whose sum is σ = 23356738160. Its totient is φ = 23356738158.

The previous prime is 23356738123. The next prime is 23356738183. The reversal of 23356738159 is 95183765332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23356738159 - 2¹¹ = 23356736111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23356738259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11678369079 + 11678369080.

It is an arithmetic number, because the mean of its divisors is an integer number (11678369080).

Almost surely, 2^23356738159 is an apocalyptic number.

23356738159 is a deficient number, since it is larger than the sum of its proper divisors (1).

23356738159 is an equidigital number, since it uses as much as digits as its factorization.

23356738159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 52.

The spelling of 23356738159 in words is "twenty-three billion, three hundred fifty-six million, seven hundred thirty-eight thousand, one hundred fifty-nine".