16244128706 has 8 divisors (see below), whose sum is σ = 26240515644. Its totient is φ = 7497290160.

The previous prime is 16244128699. The next prime is 16244128721. The reversal of 16244128706 is 60782144261.

It can be written as a sum of positive squares in 2 ways, for example, as 15912561025 + 331567681 = 126145^2 + 18209^2 .

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

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, 312387065 + ... + 312387116.

Almost surely, 2^16244128706 is an apocalyptic number.

16244128706 is a deficient number, since it is larger than the sum of its proper divisors (9996386938).

16244128706 is a wasteful number, since it uses less digits than its factorization.

16244128706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624774196.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 16244128706 in words is "sixteen billion, two hundred forty-four million, one hundred twenty-eight thousand, seven hundred six".