9917347269124 has 27 divisors (see below), whose sum is σ = 18436513306197. Its totient is φ = 4666936563264.

The previous prime is 9917347269103. The next prime is 9917347269127. The reversal of 9917347269124 is 4219627437199.

The square root of 9917347269124 is 3149182.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7721118116100 + 2196229153024 = 2778690^2 + 1481968^2 .

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9917347269127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 107025877 + ... + 107118499.

Almost surely, 2^{9917347269124} is an apocalyptic number.

9917347269124 is the 3149182-nd square number.

It is an amenable number.

9917347269124 is a deficient number, since it is larger than the sum of its proper divisors (8519166037073).

9917347269124 is an frugal number, since it uses more digits than its factorization.

9917347269124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185284 (or 92642 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 64.

Multiplying 9917347269124 by its sum of digits (64), we get a square (634710225223936 = 25193456²).

The spelling of 9917347269124 in words is "nine trillion, nine hundred seventeen billion, three hundred forty-seven million, two hundred sixty-nine thousand, one hundred twenty-four".