7243530316453 has 4 divisors (see below), whose sum is σ = 7420201787628. Its totient is φ = 7066858845280.

The previous prime is 7243530316447. The next prime is 7243530316507. The reversal of 7243530316453 is 3546130353427.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4258040504004 + 2985489812449 = 2063502^2 + 1727857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7243530316453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7243530319453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88335735526 + ... + 88335735607.

It is an arithmetic number, because the mean of its divisors is an integer number (1855050446907).

Almost surely, 2^{7243530316453} is an apocalyptic number.

It is an amenable number.

7243530316453 is a deficient number, since it is larger than the sum of its proper divisors (176671471175).

7243530316453 is a wasteful number, since it uses less digits than its factorization.

7243530316453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176671471174.

The product of its (nonzero) digits is 2721600, while the sum is 46.

The spelling of 7243530316453 in words is "seven trillion, two hundred forty-three billion, five hundred thirty million, three hundred sixteen thousand, four hundred fifty-three".