8555698944 has 216 divisors, whose sum is σ = 27217593312. Its totient is φ = 2567946240.

The previous prime is 8555698939. The next prime is 8555698969. The reversal of 8555698944 is 4498965558.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1224549 + ... + 1231515.

Almost surely, 2^8555698944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8555698944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13608796656).

8555698944 is an abundant number, since it is smaller than the sum of its proper divisors (18661894368).

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

8555698944 is a wasteful number, since it uses less digits than its factorization.

8555698944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7043 (or 7026 counting only the distinct ones).

The product of its digits is 62208000, while the sum is 63.

The square root of 8555698944 is about 92497.0212709577. The cubic root of 8555698944 is about 2045.2755724867.

The spelling of 8555698944 in words is "eight billion, five hundred fifty-five million, six hundred ninety-eight thousand, nine hundred forty-four".