334549897393 has 16 divisors (see below), whose sum is σ = 357688593360. Its totient is φ = 311800631296.

The previous prime is 334549897391. The next prime is 334549897453. The reversal of 334549897393 is 393798945433.

It can be written as a sum of positive squares in 8 ways, for example, as 63709798464 + 270840098929 = 252408^2 + 520423^2 .

It is a cyclic number.

It is not a de Polignac number, because 334549897393 - 2¹ = 334549897391 is a prime.

It is a super-2 number, since 2×334549897393² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (334549897391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2051871 + ... + 2208907.

It is an arithmetic number, because the mean of its divisors is an integer number (22355537085).

Almost surely, 2^334549897393 is an apocalyptic number.

It is an amenable number.

334549897393 is a deficient number, since it is larger than the sum of its proper divisors (23138695967).

334549897393 is a wasteful number, since it uses less digits than its factorization.

334549897393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158276.

The product of its digits is 264539520, while the sum is 67.

The spelling of 334549897393 in words is "three hundred thirty-four billion, five hundred forty-nine million, eight hundred ninety-seven thousand, three hundred ninety-three".