16216983504 has 60 divisors (see below), whose sum is σ = 45511596000. Its totient is φ = 5390586432.

The previous prime is 16216983491. The next prime is 16216983511. The reversal of 16216983504 is 40538961261.

16216983504 is a `hidden beast` number, since 1 + 6 + 2 + 1 + 69 + 83 + 504 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16216983504.

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, 105154 + ... + 208545.

It is an arithmetic number, because the mean of its divisors is an integer number (758526600).

Almost surely, 2^16216983504 is an apocalyptic number.

It is an amenable number.

16216983504 is an abundant number, since it is smaller than the sum of its proper divisors (29294612496).

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

16216983504 is a wasteful number, since it uses less digits than its factorization.

16216983504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314072 (or 314063 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 16216983504 in words is "sixteen billion, two hundred sixteen million, nine hundred eighty-three thousand, five hundred four".