16322743280 has 40 divisors (see below), whose sum is σ = 38063053392. Its totient is φ = 6509712384.

The previous prime is 16322743277. The next prime is 16322743289. The reversal of 16322743280 is 8234722361.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16322743289) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 275762 + ... + 329681.

Almost surely, 2^16322743280 is an apocalyptic number.

16322743280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16322743280 is an abundant number, since it is smaller than the sum of its proper divisors (21740310112).

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

16322743280 is a wasteful number, since it uses less digits than its factorization.

16322743280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605793 (or 605787 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 16322743280 in words is "sixteen billion, three hundred twenty-two million, seven hundred forty-three thousand, two hundred eighty".