16326140032 has 32 divisors (see below), whose sum is σ = 34236565200. Its totient is φ = 7733433600.

The previous prime is 16326140029. The next prime is 16326140053. The reversal of 16326140032 is 23004162361.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×16326140032² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3354094 + ... + 3358957.

Almost surely, 2^16326140032 is an apocalyptic number.

It is an amenable number.

16326140032 is an abundant number, since it is smaller than the sum of its proper divisors (17910425168).

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

16326140032 is an equidigital number, since it uses as much as digits as its factorization.

16326140032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713084 (or 6713072 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 16326140032 in words is "sixteen billion, three hundred twenty-six million, one hundred forty thousand, thirty-two".