9444809976 has 96 divisors (see below), whose sum is σ = 28661351040. Its totient is φ = 2581182912.

The previous prime is 9444809963. The next prime is 9444809977. The reversal of 9444809976 is 6799084449.

It is a happy number.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9444809977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147546 + ... + 201641.

It is an arithmetic number, because the mean of its divisors is an integer number (298555740).

Almost surely, 2^9444809976 is an apocalyptic number.

It is an amenable number.

9444809976 is an abundant number, since it is smaller than the sum of its proper divisors (19216541064).

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

9444809976 is a wasteful number, since it uses less digits than its factorization.

9444809976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349233 (or 349222 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 60.

The square root of 9444809976 is about 97184.4122068966. The cubic root of 9444809976 is about 2113.8025048312.

The spelling of 9444809976 in words is "nine billion, four hundred forty-four million, eight hundred nine thousand, nine hundred seventy-six".