8880040449 has 80 divisors (see below), whose sum is σ = 15593783040. Its totient is φ = 4931072640.

The previous prime is 8880040447. The next prime is 8880040453. The reversal of 8880040449 is 9440400888.

It is not a de Polignac number, because 8880040449 - 2¹ = 8880040447 is a prime.

It is a super-2 number, since 2×8880040449² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8880040447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3274204 + ... + 3276914.

It is an arithmetic number, because the mean of its divisors is an integer number (194922288).

Almost surely, 2^8880040449 is an apocalyptic number.

It is an amenable number.

8880040449 is a deficient number, since it is larger than the sum of its proper divisors (6713742591).

8880040449 is a wasteful number, since it uses less digits than its factorization.

8880040449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892 (or 2883 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 45.

The square root of 8880040449 is about 94233.9665354271. The cubic root of 8880040449 is about 2070.8007550997.

The spelling of 8880040449 in words is "eight billion, eight hundred eighty million, forty thousand, four hundred forty-nine".