9441881449 has 48 divisors (see below), whose sum is σ = 12861673344. Its totient is φ = 6730214400.

The previous prime is 9441881443. The next prime is 9441881479.

It is a happy number.

9441881449 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9441881449 - 2³ = 9441881441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9441881396 and 9441881405.

It is not an unprimeable number, because it can be changed into a prime (9441881441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1467259 + ... + 1473679.

It is an arithmetic number, because the mean of its divisors is an integer number (267951528).

Almost surely, 2^9441881449 is an apocalyptic number.

It is an amenable number.

9441881449 is a deficient number, since it is larger than the sum of its proper divisors (3419791895).

9441881449 is a wasteful number, since it uses less digits than its factorization.

9441881449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578 (or 6565 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 52.

The square root of 9441881449 is about 97169.3441832351. The cubic root of 9441881449 is about 2113.5840085481.

The spelling of 9441881449 in words is "nine billion, four hundred forty-one million, eight hundred eighty-one thousand, four hundred forty-nine".