16463203757243 has 2 divisors, whose sum is σ = 16463203757244. Its totient is φ = 16463203757242.

The previous prime is 16463203757197. The next prime is 16463203757359. The reversal of 16463203757243 is 34275730236461.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16463203757243 - 2¹⁴ = 16463203740859 is a prime.

It is a super-2 number, since 2×16463203757243² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16463203757443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8231601878621 + 8231601878622.

It is an arithmetic number, because the mean of its divisors is an integer number (8231601878622).

Almost surely, 2^{16463203757243} is an apocalyptic number.

16463203757243 is a deficient number, since it is larger than the sum of its proper divisors (1).

16463203757243 is an equidigital number, since it uses as much as digits as its factorization.

16463203757243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 53.

The spelling of 16463203757243 in words is "sixteen trillion, four hundred sixty-three billion, two hundred three million, seven hundred fifty-seven thousand, two hundred forty-three".