9996426180 has 144 divisors (see below), whose sum is σ = 32992390704. Its totient is φ = 2435235840.

The previous prime is 9996426169. The next prime is 9996426211. The reversal of 9996426180 is 816246999.

It can be written as a sum of positive squares in 8 ways, for example, as 683404164 + 9313022016 = 26142^2 + 96504^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204960 + ... + 249000.

Almost surely, 2^9996426180 is an apocalyptic number.

9996426180 is a gapful number since it is divisible by the number (90) 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 9996426180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16496195352).

9996426180 is an abundant number, since it is smaller than the sum of its proper divisors (22995964524).

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

9996426180 is a wasteful number, since it uses less digits than its factorization.

9996426180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44166 (or 44161 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The square root of 9996426180 is about 99982.1293031910. The cubic root of 9996426180 is about 2154.1780073921.

The spelling of 9996426180 in words is "nine billion, nine hundred ninety-six million, four hundred twenty-six thousand, one hundred eighty".