9913999334 has 16 divisors (see below), whose sum is σ = 15391209600. Its totient is φ = 4783761024.

The previous prime is 9913999331. The next prime is 9913999343. The reversal of 9913999334 is 4339993199.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9913999331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83339 + ... + 163625.

It is an arithmetic number, because the mean of its divisors is an integer number (961950600).

Almost surely, 2^9913999334 is an apocalyptic number.

9913999334 is a deficient number, since it is larger than the sum of its proper divisors (5477210266).

9913999334 is a wasteful number, since it uses less digits than its factorization.

9913999334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82447.

The product of its digits is 6377292, while the sum is 59.

The square root of 9913999334 is about 99569.0681587409. The cubic root of 9913999334 is about 2148.2408060733.

The spelling of 9913999334 in words is "nine billion, nine hundred thirteen million, nine hundred ninety-nine thousand, three hundred thirty-four".