83684887852 has 12 divisors (see below), whose sum is σ = 151498504080. Its totient is φ = 40399600976.

The previous prime is 83684887831. The next prime is 83684887861. The reversal of 83684887852 is 25878848638.

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, 360710608 + ... + 360710839.

It is an arithmetic number, because the mean of its divisors is an integer number (12624875340).

Almost surely, 2^83684887852 is an apocalyptic number.

It is an amenable number.

83684887852 is a deficient number, since it is larger than the sum of its proper divisors (67813616228).

83684887852 is a wasteful number, since it uses less digits than its factorization.

83684887852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721421480 (or 721421478 counting only the distinct ones).

The product of its digits is 165150720, while the sum is 67.

The spelling of 83684887852 in words is "eighty-three billion, six hundred eighty-four million, eight hundred eighty-seven thousand, eight hundred fifty-two".