18983960723336 has 48 divisors (see below), whose sum is σ = 43585624126800. Its totient is φ = 7707773523744.

The previous prime is 18983960723327. The next prime is 18983960723363. The reversal of 18983960723336 is 63332706938981.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1274426006 + ... + 1274440901.

It is an arithmetic number, because the mean of its divisors is an integer number (908033835975).

Almost surely, 2^{18983960723336} is an apocalyptic number.

It is an amenable number.

18983960723336 is an abundant number, since it is smaller than the sum of its proper divisors (24601663403464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18983960723336 is a wasteful number, since it uses less digits than its factorization.

18983960723336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548866946 (or 2548866935 counting only the distinct ones).

The product of its (nonzero) digits is 211631616, while the sum is 68.

The spelling of 18983960723336 in words is "eighteen trillion, nine hundred eighty-three billion, nine hundred sixty million, seven hundred twenty-three thousand, three hundred thirty-six".