27226633439 has 2 divisors, whose sum is σ = 27226633440. Its totient is φ = 27226633438.

The previous prime is 27226633397. The next prime is 27226633501. The reversal of 27226633439 is 93433662272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27226633439 - 2¹² = 27226629343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27226633393 and 27226633402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27226633639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13613316719 + 13613316720.

It is an arithmetic number, because the mean of its divisors is an integer number (13613316720).

Almost surely, 2^27226633439 is an apocalyptic number.

27226633439 is a deficient number, since it is larger than the sum of its proper divisors (1).

27226633439 is an equidigital number, since it uses as much as digits as its factorization.

27226633439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1959552, while the sum is 47.

The spelling of 27226633439 in words is "twenty-seven billion, two hundred twenty-six million, six hundred thirty-three thousand, four hundred thirty-nine".