23774647723 has 2 divisors, whose sum is σ = 23774647724. Its totient is φ = 23774647722.

The previous prime is 23774647711. The next prime is 23774647753. The reversal of 23774647723 is 32774647732.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23774647723 - 2²⁵ = 23741093291 is a prime.

It is not a weakly prime, because it can be changed into another prime (23774647753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11887323861 + 11887323862.

It is an arithmetic number, because the mean of its divisors is an integer number (11887323862).

Almost surely, 2^23774647723 is an apocalyptic number.

23774647723 is a deficient number, since it is larger than the sum of its proper divisors (1).

23774647723 is an equidigital number, since it uses as much as digits as its factorization.

23774647723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8297856, while the sum is 52.

Subtracting 23774647723 from its reverse (32774647732), we obtain a palindrome (9000000009).

The spelling of 23774647723 in words is "twenty-three billion, seven hundred seventy-four million, six hundred forty-seven thousand, seven hundred twenty-three".