3866914728172 has 6 divisors (see below), whose sum is σ = 6767100774308. Its totient is φ = 1933457364084.

The previous prime is 3866914728169. The next prime is 3866914728179. The reversal of 3866914728172 is 2718274196683.

It is a super-3 number, since 3×3866914728172³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3866914728179) 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 as a sum of consecutive naturals, namely, 483364341018 + ... + 483364341025.

Almost surely, 2^{3866914728172} is an apocalyptic number.

It is an amenable number.

3866914728172 is a deficient number, since it is larger than the sum of its proper divisors (2900186046136).

3866914728172 is a wasteful number, since it uses less digits than its factorization.

3866914728172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966728682047 (or 966728682045 counting only the distinct ones).

The product of its digits is 48771072, while the sum is 64.

The spelling of 3866914728172 in words is "three trillion, eight hundred sixty-six billion, nine hundred fourteen million, seven hundred twenty-eight thousand, one hundred seventy-two".