8864481399687 has 48 divisors (see below), whose sum is σ = 14158794686400. Its totient is φ = 5324674629120.

The previous prime is 8864481399659. The next prime is 8864481399707. The reversal of 8864481399687 is 7869931844688.

8864481399687 is a `hidden beast` number, since 8 + 8 + 6 + 448 + 1 + 3 + 9 + 96 + 87 = 666.

8864481399687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8864481399687 - 2³⁶ = 8795761922951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8864481391687) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17762112 + ... + 18254357.

It is an arithmetic number, because the mean of its divisors is an integer number (294974889300).

Almost surely, 2^{8864481399687} is an apocalyptic number.

8864481399687 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

8864481399687 is a deficient number, since it is larger than the sum of its proper divisors (5294313286713).

8864481399687 is a wasteful number, since it uses less digits than its factorization.

8864481399687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36016568 (or 36016565 counting only the distinct ones).

The product of its digits is 4013162496, while the sum is 81.

The spelling of 8864481399687 in words is "eight trillion, eight hundred sixty-four billion, four hundred eighty-one million, three hundred ninety-nine thousand, six hundred eighty-seven".