83808727797216 has 96 divisors (see below), whose sum is σ = 221197515517440. Its totient is φ = 27784310086656.

The previous prime is 83808727797209. The next prime is 83808727797251. The reversal of 83808727797216 is 61279772780838.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10357465 + ... + 16579943.

It is an arithmetic number, because the mean of its divisors is an integer number (2304140786640).

Almost surely, 2^{83808727797216} is an apocalyptic number.

It is an amenable number.

83808727797216 is an abundant number, since it is smaller than the sum of its proper divisors (137388787720224).

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

83808727797216 is a wasteful number, since it uses less digits than its factorization.

83808727797216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6223256 (or 6223248 counting only the distinct ones).

The product of its (nonzero) digits is 796594176, while the sum is 75.

The spelling of 83808727797216 in words is "eighty-three trillion, eight hundred eight billion, seven hundred twenty-seven million, seven hundred ninety-seven thousand, two hundred sixteen".