16144121612 has 12 divisors (see below), whose sum is σ = 28295482656. Its totient is φ = 8059698000.

The previous prime is 16144121597. The next prime is 16144121641. The reversal of 16144121612 is 21612144161.

16144121612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 3087764 + ... + 3092987.

It is an arithmetic number, because the mean of its divisors is an integer number (2357956888).

Almost surely, 2^16144121612 is an apocalyptic number.

It is an amenable number.

16144121612 is a deficient number, since it is larger than the sum of its proper divisors (12151361044).

16144121612 is a wasteful number, since it uses less digits than its factorization.

16144121612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6181408 (or 6181406 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

Adding to 16144121612 its reverse (21612144161), we get a palindrome (37756265773).

The spelling of 16144121612 in words is "sixteen billion, one hundred forty-four million, one hundred twenty-one thousand, six hundred twelve".