27222030437429 has 2 divisors, whose sum is σ = 27222030437430. Its totient is φ = 27222030437428.

The previous prime is 27222030437419. The next prime is 27222030437443. The reversal of 27222030437429 is 92473403022272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17439585701329 + 9782444736100 = 4176073^2 + 3127690^2 .

It is a cyclic number.

It is not a de Polignac number, because 27222030437429 - 2¹² = 27222030433333 is a prime.

It is a super-2 number, since 2×27222030437429² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27222030437419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13611015218714 + 13611015218715.

It is an arithmetic number, because the mean of its divisors is an integer number (13611015218715).

Almost surely, 2^{27222030437429} is an apocalyptic number.

It is an amenable number.

27222030437429 is a deficient number, since it is larger than the sum of its proper divisors (1).

27222030437429 is an equidigital number, since it uses as much as digits as its factorization.

27222030437429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 27222030437429 in words is "twenty-seven trillion, two hundred twenty-two billion, thirty million, four hundred thirty-seven thousand, four hundred twenty-nine".