9944453512 has 32 divisors (see below), whose sum is σ = 22236048000. Its totient is φ = 4076607744.

The previous prime is 9944453503. The next prime is 9944453557. The reversal of 9944453512 is 2153544499.

It is a super-3 number, since 3×9944453512³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3859137 + ... + 3861712.

It is an arithmetic number, because the mean of its divisors is an integer number (694876500).

Almost surely, 2^9944453512 is an apocalyptic number.

9944453512 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9944453512 is an abundant number, since it is smaller than the sum of its proper divisors (12291594488).

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

9944453512 is a wasteful number, since it uses less digits than its factorization.

9944453512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720885 (or 7720881 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The square root of 9944453512 is about 99721.8808085768. The cubic root of 9944453512 is about 2150.4382385559.

The spelling of 9944453512 in words is "nine billion, nine hundred forty-four million, four hundred fifty-three thousand, five hundred twelve".