27005913343 has 2 divisors, whose sum is σ = 27005913344. Its totient is φ = 27005913342.

The previous prime is 27005913323. The next prime is 27005913383. The reversal of 27005913343 is 34331950072.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27005913343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27005913323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13502956671 + 13502956672.

It is an arithmetic number, because the mean of its divisors is an integer number (13502956672).

Almost surely, 2^27005913343 is an apocalyptic number.

27005913343 is a deficient number, since it is larger than the sum of its proper divisors (1).

27005913343 is an equidigital number, since it uses as much as digits as its factorization.

27005913343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 37.

The spelling of 27005913343 in words is "twenty-seven billion, five million, nine hundred thirteen thousand, three hundred forty-three".