4424066440 has 16 divisors (see below), whose sum is σ = 9954149580. Its totient is φ = 1769626560.

The previous prime is 4424066411. The next prime is 4424066461. The reversal of 4424066440 is 446604244.

It can be written as a sum of positive squares in 2 ways, for example, as 4094208196 + 329858244 = 63986^2 + 18162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4424066396 and 4424066405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55300791 + ... + 55300870.

Almost surely, 2^4424066440 is an apocalyptic number.

4424066440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4424066440 is an abundant number, since it is smaller than the sum of its proper divisors (5530083140).

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

4424066440 is a wasteful number, since it uses less digits than its factorization.

4424066440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110601672 (or 110601668 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

The square root of 4424066440 is about 66513.6560414476. The cubic root of 4424066440 is about 1641.6247085683.

The spelling of 4424066440 in words is "four billion, four hundred twenty-four million, sixty-six thousand, four hundred forty".