16432451413406 has 24 divisors (see below), whose sum is σ = 28710629056656. Its totient is φ = 7033224901920.

The previous prime is 16432451413403. The next prime is 16432451413487. The reversal of 16432451413406 is 60431415423461.

It is a super-3 number, since 3×16432451413406³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16432451413403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110094986 + ... + 110244141.

It is an arithmetic number, because the mean of its divisors is an integer number (1196276210694).

Almost surely, 2^{16432451413406} is an apocalyptic number.

16432451413406 is a deficient number, since it is larger than the sum of its proper divisors (12278177643250).

16432451413406 is a wasteful number, since it uses less digits than its factorization.

16432451413406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220339904 (or 220339897 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

Adding to 16432451413406 its reverse (60431415423461), we get a palindrome (76863866836867).

The spelling of 16432451413406 in words is "sixteen trillion, four hundred thirty-two billion, four hundred fifty-one million, four hundred thirteen thousand, four hundred six".