23278026227 has 2 divisors, whose sum is σ = 23278026228. Its totient is φ = 23278026226.

The previous prime is 23278026199. The next prime is 23278026257. The reversal of 23278026227 is 72262087232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23278026227 - 2¹⁰ = 23278025203 is a prime.

It is not a weakly prime, because it can be changed into another prime (23278026257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11639013113 + 11639013114.

It is an arithmetic number, because the mean of its divisors is an integer number (11639013114).

Almost surely, 2^23278026227 is an apocalyptic number.

23278026227 is a deficient number, since it is larger than the sum of its proper divisors (1).

23278026227 is an equidigital number, since it uses as much as digits as its factorization.

23278026227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 23278026227 in words is "twenty-three billion, two hundred seventy-eight million, twenty-six thousand, two hundred twenty-seven".