16718135244 has 24 divisors (see below), whose sum is σ = 39013744560. Its totient is φ = 5572031424.

The previous prime is 16718135227. The next prime is 16718135293. The reversal of 16718135244 is 44253181761.

It is a junction number, because it is equal to n+sod(n) for n = 16718135196 and 16718135205.

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, 22822 + ... + 184274.

It is an arithmetic number, because the mean of its divisors is an integer number (1625572690).

Almost surely, 2^16718135244 is an apocalyptic number.

It is an amenable number.

16718135244 is an abundant number, since it is smaller than the sum of its proper divisors (22295609316).

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

16718135244 is a wasteful number, since it uses less digits than its factorization.

16718135244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170089 (or 170087 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The spelling of 16718135244 in words is "sixteen billion, seven hundred eighteen million, one hundred thirty-five thousand, two hundred forty-four".