16579827794 has 16 divisors (see below), whose sum is σ = 25993139328. Its totient is φ = 7916617632.

The previous prime is 16579827793. The next prime is 16579827821. The reversal of 16579827794 is 49772897561.

It is a self number, because there is not a number n which added to its sum of digits gives 16579827794.

It is not an unprimeable number, because it can be changed into a prime (16579827791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263702 + ... + 320465.

It is an arithmetic number, because the mean of its divisors is an integer number (1624571208).

Almost surely, 2^16579827794 is an apocalyptic number.

16579827794 is a deficient number, since it is larger than the sum of its proper divisors (9413311534).

16579827794 is a wasteful number, since it uses less digits than its factorization.

16579827794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584809.

The product of its digits is 53343360, while the sum is 65.

The spelling of 16579827794 in words is "sixteen billion, five hundred seventy-nine million, eight hundred twenty-seven thousand, seven hundred ninety-four".