18366702028 has 6 divisors (see below), whose sum is σ = 32141728556. Its totient is φ = 9183351012.

The previous prime is 18366702023. The next prime is 18366702043. The reversal of 18366702028 is 82020766381.

It is not an unprimeable number, because it can be changed into a prime (18366702023) 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 as a sum of consecutive naturals, namely, 2295837750 + ... + 2295837757.

Almost surely, 2^18366702028 is an apocalyptic number.

It is an amenable number.

18366702028 is a deficient number, since it is larger than the sum of its proper divisors (13775026528).

18366702028 is a wasteful number, since it uses less digits than its factorization.

18366702028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591675511 (or 4591675509 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 18366702028 in words is "eighteen billion, three hundred sixty-six million, seven hundred two thousand, twenty-eight".