16732543472 has 20 divisors (see below), whose sum is σ = 32421454656. Its totient is φ = 8365716480.

The previous prime is 16732543433. The next prime is 16732543549. The reversal of 16732543472 is 27434523761.

It is a super-2 number, since 2×16732543472² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 330128 + ... + 377424.

Almost surely, 2^16732543472 is an apocalyptic number.

It is an amenable number.

16732543472 is a deficient number, since it is larger than the sum of its proper divisors (15688911184).

16732543472 is a wasteful number, since it uses less digits than its factorization.

16732543472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69416 (or 69410 counting only the distinct ones).

The product of its digits is 846720, while the sum is 44.

The spelling of 16732543472 in words is "sixteen billion, seven hundred thirty-two million, five hundred forty-three thousand, four hundred seventy-two".