8549437872 has 40 divisors (see below), whose sum is σ = 22247276976. Its totient is φ = 2829008896.

The previous prime is 8549437867. The next prime is 8549437901. The reversal of 8549437872 is 2787349458.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643473 + ... + 656624.

Almost surely, 2^8549437872 is an apocalyptic number.

It is an amenable number.

8549437872 is an abundant number, since it is smaller than the sum of its proper divisors (13697839104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8549437872 is a wasteful number, since it uses less digits than its factorization.

8549437872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300245 (or 1300239 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 57.

The square root of 8549437872 is about 92463.1703544714. The cubic root of 8549437872 is about 2044.7765389304.

The spelling of 8549437872 in words is "eight billion, five hundred forty-nine million, four hundred thirty-seven thousand, eight hundred seventy-two".