22248166427 has 2 divisors, whose sum is σ = 22248166428. Its totient is φ = 22248166426.

The previous prime is 22248166399. The next prime is 22248166433. The reversal of 22248166427 is 72466184222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22248166427 - 2³⁴ = 5068297243 is a prime.

It is not a weakly prime, because it can be changed into another prime (22248166027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11124083213 + 11124083214.

It is an arithmetic number, because the mean of its divisors is an integer number (11124083214).

Almost surely, 2^22248166427 is an apocalyptic number.

22248166427 is a deficient number, since it is larger than the sum of its proper divisors (1).

22248166427 is an equidigital number, since it uses as much as digits as its factorization.

22248166427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096, while the sum is 44.

The spelling of 22248166427 in words is "twenty-two billion, two hundred forty-eight million, one hundred sixty-six thousand, four hundred twenty-seven".