23251342782827 has 4 divisors (see below), whose sum is σ = 23260254760440. Its totient is φ = 23242430805216.

The previous prime is 23251342782751. The next prime is 23251342782869. The reversal of 23251342782827 is 72828724315232.

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

It is a cyclic number.

It is not a de Polignac number, because 23251342782827 - 2¹⁸ = 23251342520683 is a prime.

It is a super-2 number, since 2×23251342782827² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23251342782727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4455984893 + ... + 4455990110.

It is an arithmetic number, because the mean of its divisors is an integer number (5815063690110).

Almost surely, 2^{23251342782827} is an apocalyptic number.

23251342782827 is a deficient number, since it is larger than the sum of its proper divisors (8911977613).

23251342782827 is an equidigital number, since it uses as much as digits as its factorization.

23251342782827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8911977612.

The product of its digits is 18063360, while the sum is 56.

The spelling of 23251342782827 in words is "twenty-three trillion, two hundred fifty-one billion, three hundred forty-two million, seven hundred eighty-two thousand, eight hundred twenty-seven".