25223326963 has 2 divisors, whose sum is σ = 25223326964. Its totient is φ = 25223326962.

The previous prime is 25223326927. The next prime is 25223326991. The reversal of 25223326963 is 36962332252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25223326963 is a prime.

It is not a weakly prime, because it can be changed into another prime (25223326903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12611663481 + 12611663482.

It is an arithmetic number, because the mean of its divisors is an integer number (12611663482).

Almost surely, 2^25223326963 is an apocalyptic number.

25223326963 is a deficient number, since it is larger than the sum of its proper divisors (1).

25223326963 is an equidigital number, since it uses as much as digits as its factorization.

25223326963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 43.

The spelling of 25223326963 in words is "twenty-five billion, two hundred twenty-three million, three hundred twenty-six thousand, nine hundred sixty-three".