16012644305 has 32 divisors (see below), whose sum is σ = 22168214016. Its totient is φ = 10876529664.

The previous prime is 16012644293. The next prime is 16012644337. The reversal of 16012644305 is 50344621061.

It is not a de Polignac number, because 16012644305 - 2⁸ = 16012644049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1847492 + ... + 1856138.

It is an arithmetic number, because the mean of its divisors is an integer number (692756688).

Almost surely, 2^16012644305 is an apocalyptic number.

It is an amenable number.

16012644305 is a deficient number, since it is larger than the sum of its proper divisors (6155569711).

16012644305 is a wasteful number, since it uses less digits than its factorization.

16012644305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 16012644305 in words is "sixteen billion, twelve million, six hundred forty-four thousand, three hundred five".