18276702812 has 6 divisors (see below), whose sum is σ = 31984229928. Its totient is φ = 9138351404.

The previous prime is 18276702811. The next prime is 18276702823. The reversal of 18276702812 is 21820767281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18276702811) 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 as a sum of consecutive naturals, namely, 2284587848 + ... + 2284587855.

It is an arithmetic number, because the mean of its divisors is an integer number (5330704988).

Almost surely, 2^18276702812 is an apocalyptic number.

It is an amenable number.

18276702812 is a deficient number, since it is larger than the sum of its proper divisors (13707527116).

18276702812 is a wasteful number, since it uses less digits than its factorization.

18276702812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569175707 (or 4569175705 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 44.

The spelling of 18276702812 in words is "eighteen billion, two hundred seventy-six million, seven hundred two thousand, eight hundred twelve".