1000999999994 has 16 divisors (see below), whose sum is σ = 1592591410080. Its totient is φ = 470538366480.

The previous prime is 1000999999943. The next prime is 1001000000017. The reversal of 1000999999994 is 4999999990001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100537409 + ... + 100547364.

It is an arithmetic number, because the mean of its divisors is an integer number (99536963130).

Almost surely, 2^{1000999999994} is an apocalyptic number.

1000999999994 is a deficient number, since it is larger than the sum of its proper divisors (591591410086).

1000999999994 is a wasteful number, since it uses less digits than its factorization.

1000999999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201084925.

The product of its (nonzero) digits is 172186884, while the sum is 77.

The spelling of 1000999999994 in words is "one trillion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-four".