23918071876157 has 2 divisors, whose sum is σ = 23918071876158. Its totient is φ = 23918071876156.

The previous prime is 23918071876081. The next prime is 23918071876169. The reversal of 23918071876157 is 75167817081932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19169808615556 + 4748263260601 = 4378334^2 + 2179051^2 .

It is a cyclic number.

It is not a de Polignac number, because 23918071876157 - 2²² = 23918067681853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23918071876093 and 23918071876102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23918071876057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11959035938078 + 11959035938079.

It is an arithmetic number, because the mean of its divisors is an integer number (11959035938079).

Almost surely, 2^{23918071876157} is an apocalyptic number.

It is an amenable number.

23918071876157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23918071876157 is an equidigital number, since it uses as much as digits as its factorization.

23918071876157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35562240, while the sum is 65.

The spelling of 23918071876157 in words is "twenty-three trillion, nine hundred eighteen billion, seventy-one million, eight hundred seventy-six thousand, one hundred fifty-seven".