99944500440 has 64 divisors (see below), whose sum is σ = 299940357600. Its totient is φ = 26642368512.

The previous prime is 99944500429. The next prime is 99944500477. The reversal of 99944500440 is 4400544999.

99944500440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 99944500440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192966 + ... + 486954.

Almost surely, 2^99944500440 is an apocalyptic number.

It is an amenable number.

99944500440 is an abundant number, since it is smaller than the sum of its proper divisors (199995857160).

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

99944500440 is a wasteful number, since it uses less digits than its factorization.

99944500440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296836 (or 296832 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 99944500440 in words is "ninety-nine billion, nine hundred forty-four million, five hundred thousand, four hundred forty".