3871726255287 has 36 divisors (see below), whose sum is σ = 6263104439592. Its totient is φ = 2302227127200.

The previous prime is 3871726255279. The next prime is 3871726255337. The reversal of 3871726255287 is 7825526271783.

It is a happy number.

3871726255287 is a `hidden beast` number, since 3 + 8 + 7 + 1 + 72 + 6 + 2 + 552 + 8 + 7 = 666.

It is not a de Polignac number, because 3871726255287 - 2³ = 3871726255279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3871726255087) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33482889 + ... + 33598322.

It is an arithmetic number, because the mean of its divisors is an integer number (173975123322).

Almost surely, 2^{3871726255287} is an apocalyptic number.

3871726255287 is a deficient number, since it is larger than the sum of its proper divisors (2391378184305).

3871726255287 is a wasteful number, since it uses less digits than its factorization.

3871726255287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67081292 (or 67081278 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 63.

The spelling of 3871726255287 in words is "three trillion, eight hundred seventy-one billion, seven hundred twenty-six million, two hundred fifty-five thousand, two hundred eighty-seven".