27374644647307 has 2 divisors, whose sum is σ = 27374644647308. Its totient is φ = 27374644647306.

The previous prime is 27374644647173. The next prime is 27374644647313. The reversal of 27374644647307 is 70374644647372.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27374644647307 is a prime.

It is not a weakly prime, because it can be changed into another prime (27374644647407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13687322323653 + 13687322323654.

It is an arithmetic number, because the mean of its divisors is an integer number (13687322323654).

Almost surely, 2^{27374644647307} is an apocalyptic number.

27374644647307 is a deficient number, since it is larger than the sum of its proper divisors (1).

27374644647307 is an equidigital number, since it uses as much as digits as its factorization.

27374644647307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 398297088, while the sum is 64.

The spelling of 27374644647307 in words is "twenty-seven trillion, three hundred seventy-four billion, six hundred forty-four million, six hundred forty-seven thousand, three hundred seven".