16536950784 has 144 divisors (see below), whose sum is σ = 47961327960. Its totient is φ = 5489295360.

The previous prime is 16536950779. The next prime is 16536950809. The reversal of 16536950784 is 48705963561.

16536950784 is a `hidden beast` number, since 1 + 6 + 53 + 6 + 9 + 507 + 84 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 16536950784.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4735279 + ... + 4738769.

Almost surely, 2^16536950784 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 16536950784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23980663980).

16536950784 is an abundant number, since it is smaller than the sum of its proper divisors (31424377176).

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

16536950784 is a wasteful number, since it uses less digits than its factorization.

16536950784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776 (or 3753 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

It can be divided in two parts, 165369 and 50784, that added together give a triangular number (216153 = T₆₅₇).

The spelling of 16536950784 in words is "sixteen billion, five hundred thirty-six million, nine hundred fifty thousand, seven hundred eighty-four".