16423636000 has 96 divisors (see below), whose sum is σ = 40393237248. Its totient is φ = 6562886400.

The previous prime is 16423635997. The next prime is 16423636001. The reversal of 16423636000 is 63632461.

It is not an unprimeable number, because it can be changed into a prime (16423636001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6890809 + ... + 6893191.

It is an arithmetic number, because the mean of its divisors is an integer number (420762888).

Almost surely, 2^16423636000 is an apocalyptic number.

16423636000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16423636000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20196618624).

16423636000 is an abundant number, since it is smaller than the sum of its proper divisors (23969601248).

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

16423636000 is a wasteful number, since it uses less digits than its factorization.

16423636000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131 (or 4113 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 16423636000 in words is "sixteen billion, four hundred twenty-three million, six hundred thirty-six thousand".