9726333351849 has 45 divisors (see below), whose sum is σ = 14611895856327. Its totient is φ = 6447639801456.

The previous prime is 9726333351811. The next prime is 9726333351851. The reversal of 9726333351849 is 9481533336279.

The square root of 9726333351849 is 3118707.

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

9726333351849 is a `hidden beast` number, since 9 + 72 + 6 + 3 + 3 + 3 + 3 + 518 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9529846832025 + 196486519824 = 3087045^2 + 443268^2 .

It is not a de Polignac number, because 9726333351849 - 2²³ = 9726324963241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9726333351809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 5529466632 + ... + 5529468390.

Almost surely, 2^{9726333351849} is an apocalyptic number.

9726333351849 is the 3118707-th square number.

9726333351849 is the 1559354-th centered octagonal number.

It is an amenable number.

9726333351849 is a deficient number, since it is larger than the sum of its proper divisors (4885562504478).

9726333351849 is an frugal number, since it uses more digits than its factorization.

9726333351849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924 (or 1959 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 63.

The spelling of 9726333351849 in words is "nine trillion, seven hundred twenty-six billion, three hundred thirty-three million, three hundred fifty-one thousand, eight hundred forty-nine".