18082863236 has 24 divisors (see below), whose sum is σ = 33315159360. Its totient is φ = 8564378400.

The previous prime is 18082863191. The next prime is 18082863283. The reversal of 18082863236 is 63236828081.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796766 + ... + 819146.

It is an arithmetic number, because the mean of its divisors is an integer number (1388131640).

Almost surely, 2^18082863236 is an apocalyptic number.

It is an amenable number.

18082863236 is a deficient number, since it is larger than the sum of its proper divisors (15232296124).

18082863236 is a wasteful number, since it uses less digits than its factorization.

18082863236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33035 (or 33033 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 18082863236 in words is "eighteen billion, eighty-two million, eight hundred sixty-three thousand, two hundred thirty-six".