853116788 has 12 divisors (see below), whose sum is σ = 1498346052. Its totient is φ = 425017920.

The previous prime is 853116773. The next prime is 853116791. The reversal of 853116788 is 887611358.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 215150224 + 637966564 = 14668^2 + 25258^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383873 + ... + 386088.

It is an arithmetic number, because the mean of its divisors is an integer number (124862171).

Almost surely, 2^853116788 is an apocalyptic number.

It is an amenable number.

853116788 is a deficient number, since it is larger than the sum of its proper divisors (645229264).

853116788 is a wasteful number, since it uses less digits than its factorization.

853116788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770242 (or 770240 counting only the distinct ones).

The product of its digits is 322560, while the sum is 47.

The square root of 853116788 is about 29208.1630370689. The cubic root of 853116788 is about 948.4246422591.

The spelling of 853116788 in words is "eight hundred fifty-three million, one hundred sixteen thousand, seven hundred eighty-eight".