18010000007963 has 2 divisors, whose sum is σ = 18010000007964. Its totient is φ = 18010000007962.

The previous prime is 18010000007929. The next prime is 18010000007999. The reversal of 18010000007963 is 36970000001081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18010000007963 - 2¹⁰ = 18010000006939 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (18010000007563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9005000003981 + 9005000003982.

It is an arithmetic number, because the mean of its divisors is an integer number (9005000003982).

Almost surely, 2^{18010000007963} is an apocalyptic number.

18010000007963 is a deficient number, since it is larger than the sum of its proper divisors (1).

18010000007963 is an equidigital number, since it uses as much as digits as its factorization.

18010000007963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 18010000007963 in words is "eighteen trillion, ten billion, seven thousand, nine hundred sixty-three".