8996487855 has 24 divisors (see below), whose sum is σ = 14642573232. Its totient is φ = 4716775296.

The previous prime is 8996487811. The next prime is 8996487889. The reversal of 8996487855 is 5587846998.

It is not a de Polignac number, because 8996487855 - 2⁶ = 8996487791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8996487855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33934 + ... + 138363.

It is an arithmetic number, because the mean of its divisors is an integer number (610107218).

Almost surely, 2^8996487855 is an apocalyptic number.

8996487855 is a deficient number, since it is larger than the sum of its proper divisors (5646085377).

8996487855 is a wasteful number, since it uses less digits than its factorization.

8996487855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172423 (or 172364 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 69.

The square root of 8996487855 is about 94849.8173693550. The cubic root of 8996487855 is about 2079.8132116998.

The spelling of 8996487855 in words is "eight billion, nine hundred ninety-six million, four hundred eighty-seven thousand, eight hundred fifty-five".