3666766022047 has 8 divisors (see below), whose sum is σ = 3687308079920. Its totient is φ = 3646239874560.

The previous prime is 3666766022041. The next prime is 3666766022069. The reversal of 3666766022047 is 7402206676663.

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

It is a cyclic number.

It is not a de Polignac number, because 3666766022047 - 2³⁹ = 3117010208159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666766022041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3515229 + ... + 4437382.

It is an arithmetic number, because the mean of its divisors is an integer number (460913509990).

Almost surely, 2^{3666766022047} is an apocalyptic number.

3666766022047 is a deficient number, since it is larger than the sum of its proper divisors (20542057873).

3666766022047 is a wasteful number, since it uses less digits than its factorization.

3666766022047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7955193.

The product of its (nonzero) digits is 18289152, while the sum is 55.

The spelling of 3666766022047 in words is "three trillion, six hundred sixty-six billion, seven hundred sixty-six million, twenty-two thousand, forty-seven".