16514144506 has 8 divisors (see below), whose sum is σ = 24801838740. Its totient is φ = 8246864928.

The previous prime is 16514144501. The next prime is 16514144513. The reversal of 16514144506 is 60544141561.

It can be written as a sum of positive squares in 2 ways, for example, as 15020708481 + 1493436025 = 122559^2 + 38645^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16514144501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5101641 + ... + 5104876.

Almost surely, 2^16514144506 is an apocalyptic number.

16514144506 is a deficient number, since it is larger than the sum of its proper divisors (8287694234).

16514144506 is a wasteful number, since it uses less digits than its factorization.

16514144506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10207328.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 16514144506 in words is "sixteen billion, five hundred fourteen million, one hundred forty-four thousand, five hundred six".