23916367157 has 2 divisors, whose sum is σ = 23916367158. Its totient is φ = 23916367156.

The previous prime is 23916367061. The next prime is 23916367207. The reversal of 23916367157 is 75176361932.

It is an a-pointer prime, because the next prime (23916367207) can be obtained adding 23916367157 to its sum of digits (50).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16145768356 + 7770598801 = 127066^2 + 88151^2 .

It is a cyclic number.

It is not a de Polignac number, because 23916367157 - 2²² = 23912172853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23916367457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11958183578 + 11958183579.

It is an arithmetic number, because the mean of its divisors is an integer number (11958183579).

Almost surely, 2^23916367157 is an apocalyptic number.

It is an amenable number.

23916367157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23916367157 is an equidigital number, since it uses as much as digits as its factorization.

23916367157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1428840, while the sum is 50.

The spelling of 23916367157 in words is "twenty-three billion, nine hundred sixteen million, three hundred sixty-seven thousand, one hundred fifty-seven".