16732440346 has 8 divisors (see below), whose sum is σ = 25108483860. Its totient is φ = 8362945728.

The previous prime is 16732440311. The next prime is 16732440353. The reversal of 16732440346 is 64304423761.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15008945121 + 1723495225 = 122511^2 + 41515^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 16732440299 and 16732440308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1630831 + ... + 1641058.

Almost surely, 2^16732440346 is an apocalyptic number.

16732440346 is a deficient number, since it is larger than the sum of its proper divisors (8376043514).

16732440346 is a wasteful number, since it uses less digits than its factorization.

16732440346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274448.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 16732440346 in words is "sixteen billion, seven hundred thirty-two million, four hundred forty thousand, three hundred forty-six".