3686266050864 has 20 divisors (see below), whose sum is σ = 9522853964856. Its totient is φ = 1228755350272.

The previous prime is 3686266050799. The next prime is 3686266050869. The reversal of 3686266050864 is 4680506626863.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3686266050798 and 3686266050807.

It is not an unprimeable number, because it can be changed into a prime (3686266050869) 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 in 3 ways as a sum of consecutive naturals, for example, 38398604649 + ... + 38398604744.

Almost surely, 2^{3686266050864} is an apocalyptic number.

It is an amenable number.

3686266050864 is an abundant number, since it is smaller than the sum of its proper divisors (5836587913992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3686266050864 is a wasteful number, since it uses less digits than its factorization.

3686266050864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76797209404 (or 76797209398 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 60.

The spelling of 3686266050864 in words is "three trillion, six hundred eighty-six billion, two hundred sixty-six million, fifty thousand, eight hundred sixty-four".