999992000016 has 135 divisors (see below), whose sum is σ = 2821100571471. Its totient is φ = 330670677312.

The previous prime is 999991999997. The next prime is 999992000039. The reversal of 999992000016 is 610000299999.

It is a happy number.

The square root of 999992000016 is 999996.

It is a perfect power (a square), and thus also a powerful 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 26 ways as a sum of consecutive naturals, for example, 2003991735 + ... + 2003992233.

Almost surely, 2^999992000016 is an apocalyptic number.

999992000016 is the 999996-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999992000016

999992000016 is an abundant number, since it is smaller than the sum of its proper divisors (1821108571455).

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

999992000016 is an equidigital number, since it uses as much as digits as its factorization.

999992000016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 708588, while the sum is 54.

The spelling of 999992000016 in words is "nine hundred ninety-nine billion, nine hundred ninety-two million, sixteen", and thus it is an aban number.