16541344136 has 32 divisors (see below), whose sum is σ = 31688686080. Its totient is φ = 8092449600.

The previous prime is 16541344093. The next prime is 16541344147. The reversal of 16541344136 is 63144314561.

16541344136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16541344136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4475 + ... + 181941.

It is an arithmetic number, because the mean of its divisors is an integer number (990271440).

Almost surely, 2^16541344136 is an apocalyptic number.

It is an amenable number.

16541344136 is a deficient number, since it is larger than the sum of its proper divisors (15147341944).

16541344136 is a wasteful number, since it uses less digits than its factorization.

16541344136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177725 (or 177721 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

Adding to 16541344136 its reverse (63144314561), we get a palindrome (79685658697).

The spelling of 16541344136 in words is "sixteen billion, five hundred forty-one million, three hundred forty-four thousand, one hundred thirty-six".