16205233356 has 192 divisors, whose sum is σ = 46584778240. Its totient is φ = 4840093440.

The previous prime is 16205233279. The next prime is 16205233381. The reversal of 16205233356 is 65333250261.

16205233356 is a `hidden beast` number, since 1 + 620 + 5 + 23 + 3 + 3 + 5 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16205233356.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10926591 + ... + 10928073.

Almost surely, 2^16205233356 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 16205233356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23292389120).

16205233356 is an abundant number, since it is smaller than the sum of its proper divisors (30379544884).

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

16205233356 is a wasteful number, since it uses less digits than its factorization.

16205233356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733 (or 1725 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 16205233356 in words is "sixteen billion, two hundred five million, two hundred thirty-three thousand, three hundred fifty-six".