7240243304311 has 8 divisors (see below), whose sum is σ = 7621974993920. Its totient is φ = 6858578239992.

The previous prime is 7240243304299. The next prime is 7240243304317. The reversal of 7240243304311 is 1134033420427.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7240243304311 - 2³³ = 7231653369719 is a prime.

It is a super-2 number, since 2×7240243304311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7240243304317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16433175 + ... + 16868008.

It is an arithmetic number, because the mean of its divisors is an integer number (952746874240).

Almost surely, 2^{7240243304311} is an apocalyptic number.

7240243304311 is a deficient number, since it is larger than the sum of its proper divisors (381731689609).

7240243304311 is a wasteful number, since it uses less digits than its factorization.

7240243304311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33312645.

The product of its (nonzero) digits is 48384, while the sum is 34.

Adding to 7240243304311 its reverse (1134033420427), we get a palindrome (8374276724738).

The spelling of 7240243304311 in words is "seven trillion, two hundred forty billion, two hundred forty-three million, three hundred four thousand, three hundred eleven".