99994049999 has 8 divisors (see below), whose sum is σ = 101254863072. Its totient is φ = 98738546400.

The previous prime is 99994049983. The next prime is 99994050007.

It is a happy number.

99994049999 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99994049999 - 2⁴ = 99994049983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99994040999) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1289459 + ... + 1364804.

It is an arithmetic number, because the mean of its divisors is an integer number (12656857884).

Almost surely, 2^99994049999 is an apocalyptic number.

99994049999 is a deficient number, since it is larger than the sum of its proper divisors (1260813073).

99994049999 is a wasteful number, since it uses less digits than its factorization.

99994049999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654737.

The product of its (nonzero) digits is 688747536, while the sum is 80.

The spelling of 99994049999 in words is "ninety-nine billion, nine hundred ninety-four million, forty-nine thousand, nine hundred ninety-nine".