16432313408 has 56 divisors (see below), whose sum is σ = 37296620352. Its totient is φ = 7036660224.

The previous prime is 16432313363. The next prime is 16432313411. The reversal of 16432313408 is 80431323461.

It is a tau number, because it is divible by the number of its divisors (56).

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, 557735 + ... + 586457.

Almost surely, 2^16432313408 is an apocalyptic number.

It is an amenable number.

16432313408 is an abundant number, since it is smaller than the sum of its proper divisors (20864306944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16432313408 is a wasteful number, since it uses less digits than its factorization.

16432313408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30019 (or 30009 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 16432313408 its reverse (80431323461), we get a palindrome (96863636869).

The spelling of 16432313408 in words is "sixteen billion, four hundred thirty-two million, three hundred thirteen thousand, four hundred eight".