16013313634 has 8 divisors (see below), whose sum is σ = 24040312668. Its totient is φ = 7999876080.

The previous prime is 16013313581. The next prime is 16013313661. The reversal of 16013313634 is 43631331061.

It can be written as a sum of positive squares in 2 ways, for example, as 15965080609 + 48233025 = 126353^2 + 6945^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 16013313596 and 16013313605.

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, 3387417 + ... + 3392140.

Almost surely, 2^16013313634 is an apocalyptic number.

16013313634 is a deficient number, since it is larger than the sum of its proper divisors (8026999034).

16013313634 is a wasteful number, since it uses less digits than its factorization.

16013313634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6780740.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 16013313634 its reverse (43631331061), we get a palindrome (59644644695).

The spelling of 16013313634 in words is "sixteen billion, thirteen million, three hundred thirteen thousand, six hundred thirty-four".