3666972228339 has 8 divisors (see below), whose sum is σ = 5587767205120. Its totient is φ = 2095412701896.

The previous prime is 3666972228307. The next prime is 3666972228373. The reversal of 3666972228339 is 9338222796663.

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

It is not a de Polignac number, because 3666972228339 - 2⁵ = 3666972228307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3666972228339.

It is not an unprimeable number, because it can be changed into a prime (3666972228539) 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, 87308862559 + ... + 87308862600.

It is an arithmetic number, because the mean of its divisors is an integer number (698470900640).

Almost surely, 2^{3666972228339} is an apocalyptic number.

3666972228339 is a deficient number, since it is larger than the sum of its proper divisors (1920794976781).

3666972228339 is a wasteful number, since it uses less digits than its factorization.

3666972228339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174617725169.

The product of its digits is 211631616, while the sum is 66.

The spelling of 3666972228339 in words is "three trillion, six hundred sixty-six billion, nine hundred seventy-two million, two hundred twenty-eight thousand, three hundred thirty-nine".