18046722282 has 16 divisors (see below), whose sum is σ = 36774453600. Its totient is φ = 5902072592.

The previous prime is 18046722263. The next prime is 18046722293. The reversal of 18046722282 is 28222764081.

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, 28375032 + ... + 28375667.

It is an arithmetic number, because the mean of its divisors is an integer number (2298403350).

Almost surely, 2^18046722282 is an apocalyptic number.

18046722282 is an abundant number, since it is smaller than the sum of its proper divisors (18727731318).

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

18046722282 is a wasteful number, since it uses less digits than its factorization.

18046722282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56750757.

The product of its (nonzero) digits is 172032, while the sum is 42.

The spelling of 18046722282 in words is "eighteen billion, forty-six million, seven hundred twenty-two thousand, two hundred eighty-two".