18276481198043 has 2 divisors, whose sum is σ = 18276481198044. Its totient is φ = 18276481198042.

The previous prime is 18276481197991. The next prime is 18276481198123. The reversal of 18276481198043 is 34089118467281.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18276481198043 - 2⁸ = 18276481197787 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (18276481198243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9138240599021 + 9138240599022.

It is an arithmetic number, because the mean of its divisors is an integer number (9138240599022).

Almost surely, 2^{18276481198043} is an apocalyptic number.

18276481198043 is a deficient number, since it is larger than the sum of its proper divisors (1).

18276481198043 is an equidigital number, since it uses as much as digits as its factorization.

18276481198043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18579456, while the sum is 62.

The spelling of 18276481198043 in words is "eighteen trillion, two hundred seventy-six billion, four hundred eighty-one million, one hundred ninety-eight thousand, forty-three".