23267828455 has 4 divisors (see below), whose sum is σ = 27921394152. Its totient is φ = 18614262760.

The previous prime is 23267828449. The next prime is 23267828461. The reversal of 23267828455 is 55482876232.

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

It is an interprime number because it is at equal distance from previous prime (23267828449) and next prime (23267828461).

It is not a de Polignac number, because 23267828455 - 2¹³ = 23267820263 is a prime.

It is a super-2 number, since 2×23267828455² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2326782841 + ... + 2326782850.

It is an arithmetic number, because the mean of its divisors is an integer number (6980348538).

Almost surely, 2^23267828455 is an apocalyptic number.

23267828455 is a deficient number, since it is larger than the sum of its proper divisors (4653565697).

23267828455 is an equidigital number, since it uses as much as digits as its factorization.

23267828455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4653565696.

The product of its digits is 6451200, while the sum is 52.

The spelling of 23267828455 in words is "twenty-three billion, two hundred sixty-seven million, eight hundred twenty-eight thousand, four hundred fifty-five".