27006324112421 has 2 divisors, whose sum is σ = 27006324112422. Its totient is φ = 27006324112420.

The previous prime is 27006324112363. The next prime is 27006324112441. The reversal of 27006324112421 is 12421142360072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14283448629025 + 12722875483396 = 3779345^2 + 3566914^2 .

It is a cyclic number.

It is not a de Polignac number, because 27006324112421 - 2²² = 27006319918117 is a prime.

It is a super-3 number, since 3×27006324112421³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27006324112441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13503162056210 + 13503162056211.

It is an arithmetic number, because the mean of its divisors is an integer number (13503162056211).

Almost surely, 2^{27006324112421} is an apocalyptic number.

It is an amenable number.

27006324112421 is a deficient number, since it is larger than the sum of its proper divisors (1).

27006324112421 is an equidigital number, since it uses as much as digits as its factorization.

27006324112421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 27006324112421 its reverse (12421142360072), we get a palindrome (39427466472493).

The spelling of 27006324112421 in words is "twenty-seven trillion, six billion, three hundred twenty-four million, one hundred twelve thousand, four hundred twenty-one".