4274888640647 has 2 divisors, whose sum is σ = 4274888640648. Its totient is φ = 4274888640646.

The previous prime is 4274888640619. The next prime is 4274888640689. The reversal of 4274888640647 is 7460468884724.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4274888640647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4274888640697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2137444320323 + 2137444320324.

It is an arithmetic number, because the mean of its divisors is an integer number (2137444320324).

Almost surely, 2^{4274888640647} is an apocalyptic number.

4274888640647 is a deficient number, since it is larger than the sum of its proper divisors (1).

4274888640647 is an equidigital number, since it uses as much as digits as its factorization.

4274888640647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 462422016, while the sum is 68.

The spelling of 4274888640647 in words is "four trillion, two hundred seventy-four billion, eight hundred eighty-eight million, six hundred forty thousand, six hundred forty-seven".