3685982826686 has 8 divisors (see below), whose sum is σ = 5678405976360. Its totient is φ = 1793180834568.

The previous prime is 3685982826671. The next prime is 3685982826703. The reversal of 3685982826686 is 6866282895863.

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

It is a super-2 number, since 2×3685982826686² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24905289296 + ... + 24905289443.

It is an arithmetic number, because the mean of its divisors is an integer number (709800747045).

Almost surely, 2^{3685982826686} is an apocalyptic number.

3685982826686 is a deficient number, since it is larger than the sum of its proper divisors (1992423149674).

3685982826686 is a wasteful number, since it uses less digits than its factorization.

3685982826686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49810578778.

The product of its digits is 2866544640, while the sum is 77.

The spelling of 3685982826686 in words is "three trillion, six hundred eighty-five billion, nine hundred eighty-two million, eight hundred twenty-six thousand, six hundred eighty-six".