27804091036013 has 2 divisors, whose sum is σ = 27804091036014. Its totient is φ = 27804091036012.

The previous prime is 27804091035977. The next prime is 27804091036021. The reversal of 27804091036013 is 31063019040872.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27162046205284 + 642044830729 = 5211722^2 + 801277^2 .

It is a cyclic number.

It is not a de Polignac number, because 27804091036013 - 2¹² = 27804091031917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27804091056013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13902045518006 + 13902045518007.

It is an arithmetic number, because the mean of its divisors is an integer number (13902045518007).

Almost surely, 2^{27804091036013} is an apocalyptic number.

It is an amenable number.

27804091036013 is a deficient number, since it is larger than the sum of its proper divisors (1).

27804091036013 is an equidigital number, since it uses as much as digits as its factorization.

27804091036013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 27804091036013 in words is "twenty-seven trillion, eight hundred four billion, ninety-one million, thirty-six thousand, thirteen".