27339502380947 has 2 divisors, whose sum is σ = 27339502380948. Its totient is φ = 27339502380946.

The previous prime is 27339502380907. The next prime is 27339502380973. The reversal of 27339502380947 is 74908320593372.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27339502380947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27339502380947.

It is not a weakly prime, because it can be changed into another prime (27339502380907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13669751190473 + 13669751190474.

It is an arithmetic number, because the mean of its divisors is an integer number (13669751190474).

Almost surely, 2^{27339502380947} is an apocalyptic number.

27339502380947 is a deficient number, since it is larger than the sum of its proper divisors (1).

27339502380947 is an equidigital number, since it uses as much as digits as its factorization.

27339502380947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68584320, while the sum is 62.

The spelling of 27339502380947 in words is "twenty-seven trillion, three hundred thirty-nine billion, five hundred two million, three hundred eighty thousand, nine hundred forty-seven".