18473874025126 has 24 divisors (see below), whose sum is σ = 30007192436280. Its totient is φ = 8526172876416.

The previous prime is 18473874025109. The next prime is 18473874025141. The reversal of 18473874025126 is 62152047837481.

It is a happy number.

It is a congruent number.

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, 12111630 + ... + 13551358.

It is an arithmetic number, because the mean of its divisors is an integer number (1250299684845).

Almost surely, 2^{18473874025126} is an apocalyptic number.

18473874025126 is a deficient number, since it is larger than the sum of its proper divisors (11533318411154).

18473874025126 is a wasteful number, since it uses less digits than its factorization.

18473874025126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477720 (or 1477707 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 18473874025126 in words is "eighteen trillion, four hundred seventy-three billion, eight hundred seventy-four million, twenty-five thousand, one hundred twenty-six".