8445036464647 has 2 divisors, whose sum is σ = 8445036464648. Its totient is φ = 8445036464646.

The previous prime is 8445036464639. The next prime is 8445036464653. The reversal of 8445036464647 is 7464646305448.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8445036464647 - 2³ = 8445036464639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8445036464687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4222518232323 + 4222518232324.

It is an arithmetic number, because the mean of its divisors is an integer number (4222518232324).

Almost surely, 2^{8445036464647} is an apocalyptic number.

8445036464647 is a deficient number, since it is larger than the sum of its proper divisors (1).

8445036464647 is an equidigital number, since it uses as much as digits as its factorization.

8445036464647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 185794560, while the sum is 61.

The spelling of 8445036464647 in words is "eight trillion, four hundred forty-five billion, thirty-six million, four hundred sixty-four thousand, six hundred forty-seven".