853188068 has 6 divisors (see below), whose sum is σ = 1493079126. Its totient is φ = 426594032.

The previous prime is 853188067. The next prime is 853188101. The reversal of 853188068 is 860881358.

It can be written as a sum of positive squares in only one way, i.e., 471845284 + 381342784 = 21722^2 + 19528^2 .

It is not an unprimeable number, because it can be changed into a prime (853188067) by changing a digit.

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 as a sum of consecutive naturals, namely, 106648505 + ... + 106648512.

It is an arithmetic number, because the mean of its divisors is an integer number (248846521).

Almost surely, 2^853188068 is an apocalyptic number.

It is an amenable number.

853188068 is a deficient number, since it is larger than the sum of its proper divisors (639891058).

853188068 is a wasteful number, since it uses less digits than its factorization.

853188068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213297021 (or 213297019 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 47.

The square root of 853188068 is about 29209.3832184112. The cubic root of 853188068 is about 948.4510559251.

The spelling of 853188068 in words is "eight hundred fifty-three million, one hundred eighty-eight thousand, sixty-eight".