16033295920 has 160 divisors (see below), whose sum is σ = 40002439680. Its totient is φ = 5958789120.

The previous prime is 16033295881. The next prime is 16033295947. The reversal of 16033295920 is 2959233061.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 21068340 + ... + 21069100.

It is an arithmetic number, because the mean of its divisors is an integer number (250015248).

Almost surely, 2^16033295920 is an apocalyptic number.

16033295920 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 16033295920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20001219840).

16033295920 is an abundant number, since it is smaller than the sum of its proper divisors (23969143760).

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

16033295920 is a wasteful number, since it uses less digits than its factorization.

16033295920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 40.

The spelling of 16033295920 in words is "sixteen billion, thirty-three million, two hundred ninety-five thousand, nine hundred twenty".