18606700963 has 2 divisors, whose sum is σ = 18606700964. Its totient is φ = 18606700962.

The previous prime is 18606700921. The next prime is 18606700979. The reversal of 18606700963 is 36900760681.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18606700963 - 2⁹ = 18606700451 is a prime.

It is not a weakly prime, because it can be changed into another prime (18606700363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9303350481 + 9303350482.

It is an arithmetic number, because the mean of its divisors is an integer number (9303350482).

Almost surely, 2^18606700963 is an apocalyptic number.

18606700963 is a deficient number, since it is larger than the sum of its proper divisors (1).

18606700963 is an equidigital number, since it uses as much as digits as its factorization.

18606700963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 18606700963 in words is "eighteen billion, six hundred six million, seven hundred thousand, nine hundred sixty-three".