7243743627742 has 24 divisors (see below), whose sum is σ = 11837510845632. Its totient is φ = 3320561584800.

The previous prime is 7243743627721. The next prime is 7243743627817. The reversal of 7243743627742 is 2477263473427.

It is a happy number.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 161798359 + ... + 161843122.

It is an arithmetic number, because the mean of its divisors is an integer number (493229618568).

Almost surely, 2^{7243743627742} is an apocalyptic number.

7243743627742 is a deficient number, since it is larger than the sum of its proper divisors (4593767217890).

7243743627742 is a wasteful number, since it uses less digits than its factorization.

7243743627742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323641552 (or 323641533 counting only the distinct ones).

The product of its digits is 66382848, while the sum is 58.

The spelling of 7243743627742 in words is "seven trillion, two hundred forty-three billion, seven hundred forty-three million, six hundred twenty-seven thousand, seven hundred forty-two".