8856398336 has 80 divisors (see below), whose sum is σ = 19172951424. Its totient is φ = 4070621184.

The previous prime is 8856398333. The next prime is 8856398347. The reversal of 8856398336 is 6338936588.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8856398333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362441 + ... + 386103.

Almost surely, 2^8856398336 is an apocalyptic number.

8856398336 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8856398336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9586475712).

8856398336 is an abundant number, since it is smaller than the sum of its proper divisors (10316553088).

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

8856398336 is a wasteful number, since it uses less digits than its factorization.

8856398336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23741 (or 23725 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 59.

The square root of 8856398336 is about 94108.4392389971. The cubic root of 8856398336 is about 2068.9613633911.

The spelling of 8856398336 in words is "eight billion, eight hundred fifty-six million, three hundred ninety-eight thousand, three hundred thirty-six".