18613098363 has 16 divisors (see below), whose sum is σ = 26314428960. Its totient is φ = 11662311936.

The previous prime is 18613098341. The next prime is 18613098367. The reversal of 18613098363 is 36389031681.

It is a happy number.

It is not a de Polignac number, because 18613098363 - 2¹⁰ = 18613097339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18613098367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221220 + ... + 293537.

It is an arithmetic number, because the mean of its divisors is an integer number (1644651810).

Almost surely, 2^18613098363 is an apocalyptic number.

18613098363 is a deficient number, since it is larger than the sum of its proper divisors (7701330597).

18613098363 is a wasteful number, since it uses less digits than its factorization.

18613098363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515486.

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 18613098363 in words is "eighteen billion, six hundred thirteen million, ninety-eight thousand, three hundred sixty-three".