18545496422 has 8 divisors (see below), whose sum is σ = 27889758000. Its totient is φ = 9248910424.

The previous prime is 18545496397. The next prime is 18545496439. The reversal of 18545496422 is 22469454581.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11917922 + ... + 11919477.

It is an arithmetic number, because the mean of its divisors is an integer number (3486219750).

Almost surely, 2^18545496422 is an apocalyptic number.

18545496422 is a deficient number, since it is larger than the sum of its proper divisors (9344261578).

18545496422 is a wasteful number, since it uses less digits than its factorization.

18545496422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23837790.

The product of its digits is 2764800, while the sum is 50.

The spelling of 18545496422 in words is "eighteen billion, five hundred forty-five million, four hundred ninety-six thousand, four hundred twenty-two".