83686003682 has 8 divisors (see below), whose sum is σ = 126823119276. Its totient is φ = 41411630592.

The previous prime is 83686003669. The next prime is 83686003693. The reversal of 83686003682 is 28630068638.

It can be written as a sum of positive squares in 2 ways, for example, as 83584013881 + 101989801 = 289109^2 + 10099^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 83686003682.

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, 215685383 + ... + 215685770.

Almost surely, 2^83686003682 is an apocalyptic number.

83686003682 is a deficient number, since it is larger than the sum of its proper divisors (43137115594).

83686003682 is a wasteful number, since it uses less digits than its factorization.

83686003682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431371252.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 83686003682 in words is "eighty-three billion, six hundred eighty-six million, three thousand, six hundred eighty-two".