27146091908347 has 2 divisors, whose sum is σ = 27146091908348. Its totient is φ = 27146091908346.

The previous prime is 27146091908339. The next prime is 27146091908393. The reversal of 27146091908347 is 74380919064172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27146091908347 - 2³ = 27146091908339 is a prime.

It is not a weakly prime, because it can be changed into another prime (27146091908147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13573045954173 + 13573045954174.

It is an arithmetic number, because the mean of its divisors is an integer number (13573045954174).

Almost surely, 2^{27146091908347} is an apocalyptic number.

27146091908347 is a deficient number, since it is larger than the sum of its proper divisors (1).

27146091908347 is an equidigital number, since it uses as much as digits as its factorization.

27146091908347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18289152, while the sum is 61.

The spelling of 27146091908347 in words is "twenty-seven trillion, one hundred forty-six billion, ninety-one million, nine hundred eight thousand, three hundred forty-seven".