16786050406 has 16 divisors (see below), whose sum is σ = 25903712016. Its totient is φ = 8152253856.

The previous prime is 16786050353. The next prime is 16786050431. The reversal of 16786050406 is 60405068761.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149781 + ... + 236656.

It is an arithmetic number, because the mean of its divisors is an integer number (1618982001).

Almost surely, 2^16786050406 is an apocalyptic number.

16786050406 is a deficient number, since it is larger than the sum of its proper divisors (9117661610).

16786050406 is a wasteful number, since it uses less digits than its factorization.

16786050406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387063.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 16786050406 in words is "sixteen billion, seven hundred eighty-six million, fifty thousand, four hundred six".