8525116998 has 56 divisors (see below), whose sum is σ = 19192852656. Its totient is φ = 2838726000.

The previous prime is 8525116997. The next prime is 8525117023. The reversal of 8525116998 is 8996115258.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8525116991) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1719423 + ... + 1724373.

Almost surely, 2^8525116998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8525116998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9596426328).

8525116998 is an abundant number, since it is smaller than the sum of its proper divisors (10667735658).

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

8525116998 is a wasteful number, since it uses less digits than its factorization.

8525116998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6152 (or 6137 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 54.

The square root of 8525116998 is about 92331.5601406150. The cubic root of 8525116998 is about 2042.8357491813.

The spelling of 8525116998 in words is "eight billion, five hundred twenty-five million, one hundred sixteen thousand, nine hundred ninety-eight".