16012861306016 has 24 divisors (see below), whose sum is σ = 31526496558900. Its totient is φ = 8006132021248.

The previous prime is 16012861306009. The next prime is 16012861306049. The reversal of 16012861306016 is 61060316821061.

It can be written as a sum of positive squares in 2 ways, for example, as 15958395081616 + 54466224400 = 3994796^2 + 233380^2 .

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, 8459651 + ... + 10177986.

Almost surely, 2^{16012861306016} is an apocalyptic number.

16012861306016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16012861306016 is a deficient number, since it is larger than the sum of its proper divisors (15513635252884).

16012861306016 is a wasteful number, since it uses less digits than its factorization.

16012861306016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18664496 (or 18664488 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 16012861306016 in words is "sixteen trillion, twelve billion, eight hundred sixty-one million, three hundred six thousand, sixteen".