16015016 has 32 divisors (see below), whose sum is σ = 30844800. Its totient is φ = 7793280.

The previous prime is 16015009. The next prime is 16015057. The reversal of 16015016 is 61051061.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58961 + ... + 59231.

It is an arithmetic number, because the mean of its divisors is an integer number (963900).

Almost surely, 2^16015016 is an apocalyptic number.

It is an amenable number.

16015016 is a deficient number, since it is larger than the sum of its proper divisors (14829784).

16015016 is a wasteful number, since it uses less digits than its factorization.

16015016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 16015016 is about 4001.8765598154. The cubic root of 16015016 is about 252.0630143918.

Adding to 16015016 its reverse (61051061), we get a palindrome (77066077).

The spelling of 16015016 in words is "sixteen million, fifteen thousand, sixteen".