23263256455 has 4 divisors (see below), whose sum is σ = 27915907752. Its totient is φ = 18610605160.

The previous prime is 23263256447. The next prime is 23263256473. The reversal of 23263256455 is 55465236232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23263256455 - 2³ = 23263256447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2326325641 + ... + 2326325650.

It is an arithmetic number, because the mean of its divisors is an integer number (6978976938).

Almost surely, 2^23263256455 is an apocalyptic number.

23263256455 is a deficient number, since it is larger than the sum of its proper divisors (4652651297).

23263256455 is an equidigital number, since it uses as much as digits as its factorization.

23263256455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652651296.

The product of its digits is 1296000, while the sum is 43.

The spelling of 23263256455 in words is "twenty-three billion, two hundred sixty-three million, two hundred fifty-six thousand, four hundred fifty-five".