999999000010 has 32 divisors (see below), whose sum is σ = 1823092842240. Its totient is φ = 394869179328.

The previous prime is 999999000001. The next prime is 999999000053. The reversal of 999999000010 is 10000999999.

It is a happy 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, 4677309 + ... + 4886431.

It is an arithmetic number, because the mean of its divisors is an integer number (56971651320).

Almost surely, 2^999999000010 is an apocalyptic number.

999999000010 is a deficient number, since it is larger than the sum of its proper divisors (823093842230).

999999000010 is a wasteful number, since it uses less digits than its factorization.

999999000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215262.

The product of its (nonzero) digits is 531441, while the sum is 55.

The spelling of 999999000010 in words is "nine hundred ninety-nine billion, nine hundred ninety-nine million, ten", and thus it is an aban number.