16006693785 has 16 divisors (see below), whose sum is σ = 25620032256. Its totient is φ = 8533795968.

The previous prime is 16006693777. The next prime is 16006693819. The reversal of 16006693785 is 58739660061.

16006693785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16006693785 - 2³ = 16006693777 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 151324 + ... + 234333.

It is an arithmetic number, because the mean of its divisors is an integer number (1601252016).

Almost surely, 2^16006693785 is an apocalyptic number.

16006693785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16006693785 is a deficient number, since it is larger than the sum of its proper divisors (9613338471).

16006693785 is a wasteful number, since it uses less digits than its factorization.

16006693785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388432.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 16006693785 in words is "sixteen billion, six million, six hundred ninety-three thousand, seven hundred eighty-five".