23254646287 has 2 divisors, whose sum is σ = 23254646288. Its totient is φ = 23254646286.

The previous prime is 23254646279. The next prime is 23254646309. The reversal of 23254646287 is 78264645232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23254646287 - 2³ = 23254646279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23254646287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23254646267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11627323143 + 11627323144.

It is an arithmetic number, because the mean of its divisors is an integer number (11627323144).

Almost surely, 2^23254646287 is an apocalyptic number.

23254646287 is a deficient number, since it is larger than the sum of its proper divisors (1).

23254646287 is an equidigital number, since it uses as much as digits as its factorization.

23254646287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3870720, while the sum is 49.

The spelling of 23254646287 in words is "twenty-three billion, two hundred fifty-four million, six hundred forty-six thousand, two hundred eighty-seven".