18226783113 has 64 divisors (see below), whose sum is σ = 32088932352. Its totient is φ = 8921436480.

The previous prime is 18226783073. The next prime is 18226783117. The reversal of 18226783113 is 31138762281.

It is not a de Polignac number, because 18226783113 - 2¹³ = 18226774921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18226783117) 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 in 63 ways as a sum of consecutive naturals, for example, 330370 + ... + 381572.

It is an arithmetic number, because the mean of its divisors is an integer number (501389568).

Almost surely, 2^18226783113 is an apocalyptic number.

It is an amenable number.

18226783113 is a deficient number, since it is larger than the sum of its proper divisors (13862149239).

18226783113 is a wasteful number, since it uses less digits than its factorization.

18226783113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51314.

The product of its digits is 96768, while the sum is 42.

The spelling of 18226783113 in words is "eighteen billion, two hundred twenty-six million, seven hundred eighty-three thousand, one hundred thirteen".