5638291348747 has 2 divisors, whose sum is σ = 5638291348748. Its totient is φ = 5638291348746.

The previous prime is 5638291348741. The next prime is 5638291348751. The reversal of 5638291348747 is 7478431928365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5638291348747 is a prime.

It is not a weakly prime, because it can be changed into another prime (5638291348741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2819145674373 + 2819145674374.

It is an arithmetic number, because the mean of its divisors is an integer number (2819145674374).

Almost surely, 2^{5638291348747} is an apocalyptic number.

5638291348747 is a deficient number, since it is larger than the sum of its proper divisors (1).

5638291348747 is an equidigital number, since it uses as much as digits as its factorization.

5638291348747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243855360, while the sum is 67.

The spelling of 5638291348747 in words is "five trillion, six hundred thirty-eight billion, two hundred ninety-one million, three hundred forty-eight thousand, seven hundred forty-seven".