16535456850 has 96 divisors (see below), whose sum is σ = 45238979520. Its totient is φ = 3963520000.

The previous prime is 16535456797. The next prime is 16535456863. The reversal of 16535456850 is 5865453561.

It is a happy number.

16535456850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16535456850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90550 + ... + 203150.

It is an arithmetic number, because the mean of its divisors is an integer number (471239370).

Almost surely, 2^16535456850 is an apocalyptic number.

16535456850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16535456850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22619489760).

16535456850 is an abundant number, since it is smaller than the sum of its proper divisors (28703522670).

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

16535456850 is a wasteful number, since it uses less digits than its factorization.

16535456850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112716 (or 112711 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 16535456850 in words is "sixteen billion, five hundred thirty-five million, four hundred fifty-six thousand, eight hundred fifty".