23845371247 has 2 divisors, whose sum is σ = 23845371248. Its totient is φ = 23845371246.

The previous prime is 23845371163. The next prime is 23845371269. The reversal of 23845371247 is 74217354832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23845371247 - 2⁷ = 23845371119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23845371197 and 23845371206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23845371947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11922685623 + 11922685624.

It is an arithmetic number, because the mean of its divisors is an integer number (11922685624).

Almost surely, 2^23845371247 is an apocalyptic number.

23845371247 is a deficient number, since it is larger than the sum of its proper divisors (1).

23845371247 is an equidigital number, since it uses as much as digits as its factorization.

23845371247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 46.

The spelling of 23845371247 in words is "twenty-three billion, eight hundred forty-five million, three hundred seventy-one thousand, two hundred forty-seven".