849785902516224 has 144 divisors (see below), whose sum is σ = 2454379995936960. Its totient is φ = 283257086238720.

The previous prime is 849785902516169. The next prime is 849785902516253. The reversal of 849785902516224 is 422615209587948.

849785902516224 is a `hidden beast` number, since 8 + 4 + 9 + 7 + 8 + 590 + 2 + 5 + 1 + 6 + 2 + 24 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (72).

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 11 ways as a sum of consecutive naturals, for example, 1161421669 + ... + 1162153115.

It is an arithmetic number, because the mean of its divisors is an integer number (17044305527340).

Almost surely, 2^{849785902516224} is an apocalyptic number.

It is an amenable number.

849785902516224 is an abundant number, since it is smaller than the sum of its proper divisors (1604594093420736).

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

849785902516224 is a wasteful number, since it uses less digits than its factorization.

849785902516224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794506 (or 794483 counting only the distinct ones).

The product of its (nonzero) digits is 696729600, while the sum is 72.

The spelling of 849785902516224 in words is "eight hundred forty-nine trillion, seven hundred eighty-five billion, nine hundred two million, five hundred sixteen thousand, two hundred twenty-four".