734694122449 has 9 divisors (see below), whose sum is σ = 854651162907. Its totient is φ = 629732676384.

The previous prime is 734694122443. The next prime is 734694122497. The reversal of 734694122449 is 944221496437.

It is a happy number.

The square root of 734694122449 is 857143.

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., 22020482449 + 712673640000 = 148393^2 + 844200^2 .

It is not a de Polignac number, because 734694122449 - 2³ = 734694122441 is a prime.

It is a super-2 number, since 2×734694122449² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 734694122449.

It is not an unprimeable number, because it can be changed into a prime (734694122441) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5938777 + ... + 6061225.

It is an arithmetic number, because the mean of its divisors is an integer number (94961240323).

Almost surely, 2^734694122449 is an apocalyptic number.

734694122449 is the 857143-rd square number.

734694122449 is the 428572-nd centered octagonal number.

It is an amenable number.

734694122449 is a deficient number, since it is larger than the sum of its proper divisors (119957040458).

734694122449 is an frugal number, since it uses more digits than its factorization.

734694122449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244912 (or 122456 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 55.

The spelling of 734694122449 in words is "seven hundred thirty-four billion, six hundred ninety-four million, one hundred twenty-two thousand, four hundred forty-nine".