18144520007606 has 8 divisors (see below), whose sum is σ = 27952368660480. Its totient is φ = 8827063787448.

The previous prime is 18144520007599. The next prime is 18144520007689. The reversal of 18144520007606 is 60670002544181.

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, 122598108086 + ... + 122598108233.

It is an arithmetic number, because the mean of its divisors is an integer number (3494046082560).

Almost surely, 2^{18144520007606} is an apocalyptic number.

18144520007606 is a deficient number, since it is larger than the sum of its proper divisors (9807848652874).

18144520007606 is a wasteful number, since it uses less digits than its factorization.

18144520007606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245196216358.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 18144520007606 in words is "eighteen trillion, one hundred forty-four billion, five hundred twenty million, seven thousand, six hundred six".