16333222752 has 384 divisors, whose sum is σ = 59913907200. Its totient is φ = 4240304640.

The previous prime is 16333222751. The next prime is 16333222769. The reversal of 16333222752 is 25722233361.

16333222752 is a `hidden beast` number, since 1 + 63 + 3 + 322 + 275 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16333222751) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8048874 + ... + 8050902.

It is an arithmetic number, because the mean of its divisors is an integer number (156025800).

Almost surely, 2^16333222752 is an apocalyptic number.

16333222752 is a gapful number since it is divisible by the number (12) 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 16333222752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29956953600).

16333222752 is an abundant number, since it is smaller than the sum of its proper divisors (43580684448).

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

16333222752 is a wasteful number, since it uses less digits than its factorization.

16333222752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088 (or 2052 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The spelling of 16333222752 in words is "sixteen billion, three hundred thirty-three million, two hundred twenty-two thousand, seven hundred fifty-two".