8821153368 has 160 divisors (see below), whose sum is σ = 25274818800. Its totient is φ = 2873325312.

The previous prime is 8821153349. The next prime is 8821153399. The reversal of 8821153368 is 8633511288.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14389830 + ... + 14390442.

Almost surely, 2^8821153368 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 8821153368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12637409400).

8821153368 is an abundant number, since it is smaller than the sum of its proper divisors (16453665432).

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

8821153368 is a wasteful number, since it uses less digits than its factorization.

8821153368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103 (or 1090 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 8821153368 is about 93920.9953524770. The cubic root of 8821153368 is about 2066.2131648467.

The spelling of 8821153368 in words is "eight billion, eight hundred twenty-one million, one hundred fifty-three thousand, three hundred sixty-eight".