18265616014 has 16 divisors (see below), whose sum is σ = 28981304352. Its totient is φ = 8616060288.

The previous prime is 18265615999. The next prime is 18265616021. The reversal of 18265616014 is 41061656281.

It is a congruent 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, 2716359 + ... + 2723074.

It is an arithmetic number, because the mean of its divisors is an integer number (1811331522).

Almost surely, 2^18265616014 is an apocalyptic number.

18265616014 is a deficient number, since it is larger than the sum of its proper divisors (10715688338).

18265616014 is a wasteful number, since it uses less digits than its factorization.

18265616014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5439531.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 18265616014 in words is "eighteen billion, two hundred sixty-five million, six hundred sixteen thousand, fourteen".