9879694934 has 16 divisors (see below), whose sum is σ = 15225004608. Its totient is φ = 4804780032.

The previous prime is 9879694849. The next prime is 9879694939. The reversal of 9879694934 is 4394969789.

It is a super-3 number, since 3×9879694934³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9879694939) 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, 227414 + ... + 267350.

It is an arithmetic number, because the mean of its divisors is an integer number (951562788).

Almost surely, 2^9879694934 is an apocalyptic number.

9879694934 is a deficient number, since it is larger than the sum of its proper divisors (5345309674).

9879694934 is a wasteful number, since it uses less digits than its factorization.

9879694934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43319.

The product of its digits is 105815808, while the sum is 68.

The square root of 9879694934 is about 99396.6545412873. The cubic root of 9879694934 is about 2145.7601632323.

The spelling of 9879694934 in words is "nine billion, eight hundred seventy-nine million, six hundred ninety-four thousand, nine hundred thirty-four".