994435534499 has 16 divisors (see below), whose sum is σ = 1120121395200. Its totient is φ = 874645104000.

The previous prime is 994435534457. The next prime is 994435534507.

994435534499 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 994435534499 - 2²⁰ = 994434485923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994435534199) 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, 960827 + ... + 1706475.

It is an arithmetic number, because the mean of its divisors is an integer number (70007587200).

Almost surely, 2^994435534499 is an apocalyptic number.

994435534499 is a deficient number, since it is larger than the sum of its proper divisors (125685860701).

994435534499 is a wasteful number, since it uses less digits than its factorization.

994435534499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749602.

The product of its digits is 377913600, while the sum is 68.

The spelling of 994435534499 in words is "nine hundred ninety-four billion, four hundred thirty-five million, five hundred thirty-four thousand, four hundred ninety-nine".