5031518872543 has 2 divisors, whose sum is σ = 5031518872544. Its totient is φ = 5031518872542.

The previous prime is 5031518872519. The next prime is 5031518872571. The reversal of 5031518872543 is 3452788151305.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5031518872543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5031518872043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515759436271 + 2515759436272.

It is an arithmetic number, because the mean of its divisors is an integer number (2515759436272).

Almost surely, 2^{5031518872543} is an apocalyptic number.

5031518872543 is a deficient number, since it is larger than the sum of its proper divisors (1).

5031518872543 is an equidigital number, since it uses as much as digits as its factorization.

5031518872543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 5031518872543 in words is "five trillion, thirty-one billion, five hundred eighteen million, eight hundred seventy-two thousand, five hundred forty-three".