34001009999 has 4 divisors (see below), whose sum is σ = 37092010920. Its totient is φ = 30910009080.

The previous prime is 34001009983. The next prime is 34001010013. The reversal of 34001009999 is 99990010043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34001009999 - 2⁴ = 34001009983 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 (34001009699) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1545500444 + ... + 1545500465.

It is an arithmetic number, because the mean of its divisors is an integer number (9273002730).

Almost surely, 2^34001009999 is an apocalyptic number.

34001009999 is a deficient number, since it is larger than the sum of its proper divisors (3091000921).

34001009999 is a wasteful number, since it uses less digits than its factorization.

34001009999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091000920.

The product of its (nonzero) digits is 78732, while the sum is 44.

Adding to 34001009999 its sum of digits (44), we get a palindrome (34001010043).

The spelling of 34001009999 in words is "thirty-four billion, one million, nine thousand, nine hundred ninety-nine".