16506423496 has 16 divisors (see below), whose sum is σ = 32770105740. Its totient is φ = 7767728640.

The previous prime is 16506423487. The next prime is 16506423497. The reversal of 16506423496 is 69432460561.

16506423496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 14205302596 + 2301120900 = 119186^2 + 47970^2 .

It is not an unprimeable number, because it can be changed into a prime (16506423497) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 60685245 + ... + 60685516.

Almost surely, 2^16506423496 is an apocalyptic number.

It is an amenable number.

16506423496 is a deficient number, since it is larger than the sum of its proper divisors (16263682244).

16506423496 is a wasteful number, since it uses less digits than its factorization.

16506423496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121370784 (or 121370780 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 16506423496 in words is "sixteen billion, five hundred six million, four hundred twenty-three thousand, four hundred ninety-six".