9445885449 has 48 divisors (see below), whose sum is σ = 17038283136. Its totient is φ = 4529479680.

The previous prime is 9445885447. The next prime is 9445885487.

It is a happy number.

9445885449 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9445885449 - 2¹ = 9445885447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9445885392 and 9445885401.

It is not an unprimeable number, because it can be changed into a prime (9445885447) 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, 109944 + ... + 176009.

It is an arithmetic number, because the mean of its divisors is an integer number (354964232).

Almost surely, 2^9445885449 is an apocalyptic number.

It is an amenable number.

9445885449 is a deficient number, since it is larger than the sum of its proper divisors (7592397687).

9445885449 is a wasteful number, since it uses less digits than its factorization.

9445885449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285998 (or 285987 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The square root of 9445885449 is about 97189.9452052526. The cubic root of 9445885449 is about 2113.8827341228.

The spelling of 9445885449 in words is "nine billion, four hundred forty-five million, eight hundred eighty-five thousand, four hundred forty-nine".