990203242024 has 32 divisors (see below), whose sum is σ = 1862531424000. Its totient is φ = 493528815360.

The previous prime is 990203241997. The next prime is 990203242031. The reversal of 990203242024 is 420242302099.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13710889 + ... + 13782919.

It is an arithmetic number, because the mean of its divisors is an integer number (58204107000).

Almost surely, 2^990203242024 is an apocalyptic number.

It is an amenable number.

990203242024 is a deficient number, since it is larger than the sum of its proper divisors (872328181976).

990203242024 is a wasteful number, since it uses less digits than its factorization.

990203242024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77473 (or 77469 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 990203242024 in words is "nine hundred ninety billion, two hundred three million, two hundred forty-two thousand, twenty-four".