9239697716938 has 32 divisors (see below), whose sum is σ = 14955713211600. Its totient is φ = 4255897282560.

The previous prime is 9239697716933. The next prime is 9239697716957. The reversal of 9239697716938 is 8396177969329.

9239697716938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 6238720094049 + 3000977622889 = 2497743^2 + 1732333^2 .

It is not an unprimeable number, because it can be changed into a prime (9239697716933) 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, 34530888 + ... + 34797436.

Almost surely, 2^{9239697716938} is an apocalyptic number.

9239697716938 is a deficient number, since it is larger than the sum of its proper divisors (5716015494662).

9239697716938 is a wasteful number, since it uses less digits than its factorization.

9239697716938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269242.

The product of its digits is 1666598976, while the sum is 79.

The spelling of 9239697716938 in words is "nine trillion, two hundred thirty-nine billion, six hundred ninety-seven million, seven hundred sixteen thousand, nine hundred thirty-eight".