3666972228331 has 8 divisors (see below), whose sum is σ = 3689590727504. Its totient is φ = 3644355214080.

The previous prime is 3666972228307. The next prime is 3666972228373. The reversal of 3666972228331 is 1338222796663.

3666972228331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3666972228331 - 2⁹ = 3666972227819 is a prime.

It is a super-2 number, since 2×3666972228331² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666972226331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4804771 + ... + 5515411.

It is an arithmetic number, because the mean of its divisors is an integer number (461198840938).

Almost surely, 2^{3666972228331} is an apocalyptic number.

3666972228331 is a deficient number, since it is larger than the sum of its proper divisors (22618499173).

3666972228331 is a wasteful number, since it uses less digits than its factorization.

3666972228331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742461.

The product of its digits is 23514624, while the sum is 58.

The spelling of 3666972228331 in words is "three trillion, six hundred sixty-six billion, nine hundred seventy-two million, two hundred twenty-eight thousand, three hundred thirty-one".