2287998243863 has 2 divisors, whose sum is σ = 2287998243864. Its totient is φ = 2287998243862.

The previous prime is 2287998243829. The next prime is 2287998243877. The reversal of 2287998243863 is 3683428997822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2287998243863 - 2²² = 2287994049559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2287998243823) by changing a digit.

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 as a sum of consecutive naturals, namely, 1143999121931 + 1143999121932.

It is an arithmetic number, because the mean of its divisors is an integer number (1143999121932).

Almost surely, 2^{2287998243863} is an apocalyptic number.

2287998243863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2287998243863 is an equidigital number, since it uses as much as digits as its factorization.

2287998243863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 501645312, while the sum is 71.

The spelling of 2287998243863 in words is "two trillion, two hundred eighty-seven billion, nine hundred ninety-eight million, two hundred forty-three thousand, eight hundred sixty-three".