9999994000002 has 32 divisors (see below), whose sum is σ = 20005372735488. Its totient is φ = 3332434028496.

The previous prime is 9999994000001. The next prime is 9999994000049. The reversal of 9999994000002 is 2000004999999.

It is a self number, because there is not a number n which added to its sum of digits gives 9999994000002.

It is not an unprimeable number, because it can be changed into a prime (9999994000001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557933013 + ... + 557950935.

It is an arithmetic number, because the mean of its divisors is an integer number (625167897984).

Almost surely, 2^{9999994000002} is an apocalyptic number.

9999994000002 is an abundant number, since it is smaller than the sum of its proper divisors (10005378735486).

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

9999994000002 is a wasteful number, since it uses less digits than its factorization.

9999994000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37774.

The product of its (nonzero) digits is 4251528, while the sum is 60.

The spelling of 9999994000002 in words is "nine trillion, nine hundred ninety-nine billion, nine hundred ninety-four million, two", and thus it is an aban number.