8997464647999 has 8 divisors (see below), whose sum is σ = 9184212855792. Its totient is φ = 8811982530240.

The previous prime is 8997464647957. The next prime is 8997464648041. The reversal of 8997464647999 is 9997464647998.

It is an interprime number because it is at equal distance from previous prime (8997464647957) and next prime (8997464648041).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8997464647999 - 2¹⁵ = 8997464615231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8997464641999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316508149 + ... + 316536574.

It is an arithmetic number, because the mean of its divisors is an integer number (1148026606974).

Almost surely, 2^{8997464647999} is an apocalyptic number.

8997464647999 is a deficient number, since it is larger than the sum of its proper divisors (186748207793).

8997464647999 is a wasteful number, since it uses less digits than its factorization.

8997464647999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633045017.

The product of its digits is 53331167232, while the sum is 91.

Subtracting 8997464647999 from its reverse (9997464647998), we obtain a palindrome (999999999999).

The spelling of 8997464647999 in words is "eight trillion, nine hundred ninety-seven billion, four hundred sixty-four million, six hundred forty-seven thousand, nine hundred ninety-nine".