4441245440 has 72 divisors (see below), whose sum is σ = 11198135760. Its totient is φ = 1682989056.

The previous prime is 4441245437. The next prime is 4441245443. The reversal of 4441245440 is 445421444.

It is an interprime number because it is at equal distance from previous prime (4441245437) and next prime (4441245443).

It is a super-2 number, since 2×4441245440² = 39449322116641587200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 4441245397 and 4441245406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4441245443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66989 + ... + 115628.

Almost surely, 2^4441245440 is an apocalyptic number.

4441245440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4441245440 is an abundant number, since it is smaller than the sum of its proper divisors (6756890320).

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

4441245440 is a wasteful number, since it uses less digits than its factorization.

4441245440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182657 (or 182643 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

The square root of 4441245440 is about 66642.6698144665. The cubic root of 4441245440 is about 1643.7468170362.

Adding to 4441245440 its reverse (445421444), we get a palindrome (4886666884).

The spelling of 4441245440 in words is "four billion, four hundred forty-one million, two hundred forty-five thousand, four hundred forty".