999984000030 has 16 divisors (see below), whose sum is σ = 2399961600144. Its totient is φ = 266662400000.

The previous prime is 999983999951. The next prime is 999984000031. The reversal of 999984000030 is 30000489999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999984000031) 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, 16666399971 + ... + 16666400030.

It is an arithmetic number, because the mean of its divisors is an integer number (149997600009).

Almost surely, 2^999984000030 is an apocalyptic number.

999984000030 is an abundant number, since it is smaller than the sum of its proper divisors (1399977600114).

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

999984000030 is a wasteful number, since it uses less digits than its factorization.

999984000030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33332800011.

The product of its (nonzero) digits is 629856, while the sum is 51.

The spelling of 999984000030 in words is "nine hundred ninety-nine billion, nine hundred eighty-four million, thirty", and thus it is an aban number.