18847114808 has 16 divisors (see below), whose sum is σ = 35362191480. Its totient is φ = 9417197088.

The previous prime is 18847114801. The next prime is 18847114817. The reversal of 18847114808 is 80841174881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18847114801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782435 + ... + 806162.

Almost surely, 2^18847114808 is an apocalyptic number.

It is an amenable number.

18847114808 is a deficient number, since it is larger than the sum of its proper divisors (16515076672).

18847114808 is a wasteful number, since it uses less digits than its factorization.

18847114808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590086 (or 1590082 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 50.

The spelling of 18847114808 in words is "eighteen billion, eight hundred forty-seven million, one hundred fourteen thousand, eight hundred eight".