18873753796 has 6 divisors (see below), whose sum is σ = 33029069150. Its totient is φ = 9436876896.

The previous prime is 18873753781. The next prime is 18873753809. The reversal of 18873753796 is 69735737881.

It can be written as a sum of positive squares in only one way, i.e., 11553240196 + 7320513600 = 107486^2 + 85560^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359219221 + ... + 2359219228.

Almost surely, 2^18873753796 is an apocalyptic number.

It is an amenable number.

18873753796 is a deficient number, since it is larger than the sum of its proper divisors (14155315354).

18873753796 is a wasteful number, since it uses less digits than its factorization.

18873753796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718438453 (or 4718438451 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 64.

The spelling of 18873753796 in words is "eighteen billion, eight hundred seventy-three million, seven hundred fifty-three thousand, seven hundred ninety-six".