334297817818969 has 3 divisors (see below), whose sum is σ = 334297836102783. Its totient is φ = 334297799535156.

The previous prime is 334297817818963. The next prime is 334297817819081. The reversal of 334297817818969 is 969818718792433.

The square root of 334297817818969 is 18283813.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 257444752657225 + 76853065161744 = 16045085^2 + 8766588^2 .

It is a de Polignac number, because none of the positive numbers 2^k-334297817818969 is a prime.

It is a super-2 number, since 2×334297817818969² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334297817818963) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9141907 + ... + 27425719.

It is an arithmetic number, because the mean of its divisors is an integer number (111432612034261).

Almost surely, 2^{334297817818969} is an apocalyptic number.

334297817818969 is the 18283813-rd square number.

334297817818969 is the 9141907-th centered octagonal number.

It is an amenable number.

334297817818969 is a deficient number, since it is larger than the sum of its proper divisors (18283814).

334297817818969 is an frugal number, since it uses more digits than its factorization.

334297817818969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36567626 (or 18283813 counting only the distinct ones).

The product of its digits is 7900913664, while the sum is 85.

The spelling of 334297817818969 in words is "three hundred thirty-four trillion, two hundred ninety-seven billion, eight hundred seventeen million, eight hundred eighteen thousand, nine hundred sixty-nine".