23006508157 has 2 divisors, whose sum is σ = 23006508158. Its totient is φ = 23006508156.

The previous prime is 23006508137. The next prime is 23006508181. The reversal of 23006508157 is 75180560032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22808852676 + 197655481 = 151026^2 + 14059^2 .

It is a cyclic number.

It is not a de Polignac number, because 23006508157 - 2²³ = 22998119549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23006508137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11503254078 + 11503254079.

It is an arithmetic number, because the mean of its divisors is an integer number (11503254079).

Almost surely, 2^23006508157 is an apocalyptic number.

It is an amenable number.

23006508157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23006508157 is an equidigital number, since it uses as much as digits as its factorization.

23006508157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 23006508157 in words is "twenty-three billion, six million, five hundred eight thousand, one hundred fifty-seven".