16423986832 has 160 divisors (see below), whose sum is σ = 37922929920. Its totient is φ = 6813480960.

The previous prime is 16423986791. The next prime is 16423986847. The reversal of 16423986832 is 23868932461.

It is a self number, because there is not a number n which added to its sum of digits gives 16423986832.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7937094 + ... + 7939162.

It is an arithmetic number, because the mean of its divisors is an integer number (237018312).

Almost surely, 2^16423986832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16423986832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18961464960).

16423986832 is an abundant number, since it is smaller than the sum of its proper divisors (21498943088).

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

16423986832 is a wasteful number, since it uses less digits than its factorization.

16423986832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201 (or 2195 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 52.

The spelling of 16423986832 in words is "sixteen billion, four hundred twenty-three million, nine hundred eighty-six thousand, eight hundred thirty-two".