3981886275 has 12 divisors (see below), whose sum is σ = 6583385432. Its totient is φ = 2123672640.

The previous prime is 3981886211. The next prime is 3981886283. The reversal of 3981886275 is 5726881893.

It is a happy number.

It is not a de Polignac number, because 3981886275 - 2⁶ = 3981886211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 26545834 + ... + 26545983.

Almost surely, 2^3981886275 is an apocalyptic number.

3981886275 is a deficient number, since it is larger than the sum of its proper divisors (2601499157).

3981886275 is a wasteful number, since it uses less digits than its factorization.

3981886275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53091830 (or 53091825 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 57.

The square root of 3981886275 is about 63102.1891458609. The cubic root of 3981886275 is about 1585.0012804044.

The spelling of 3981886275 in words is "three billion, nine hundred eighty-one million, eight hundred eighty-six thousand, two hundred seventy-five".