16069394517 has 128 divisors (see below), whose sum is σ = 26206322688. Its totient is φ = 8648294400.

The previous prime is 16069394477. The next prime is 16069394527. The reversal of 16069394517 is 71549396061.

It is not a de Polignac number, because 16069394517 - 2⁷ = 16069394389 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 16069394517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16069394527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 156013488 + ... + 156013590.

It is an arithmetic number, because the mean of its divisors is an integer number (204736896).

Almost surely, 2^16069394517 is an apocalyptic number.

16069394517 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

16069394517 is a deficient number, since it is larger than the sum of its proper divisors (10136928171).

16069394517 is a wasteful number, since it uses less digits than its factorization.

16069394517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 16069394517 in words is "sixteen billion, sixty-nine million, three hundred ninety-four thousand, five hundred seventeen".