3287986531677 has 20 divisors (see below), whose sum is σ = 5070124994176. Its totient is φ = 2121281631720.

The previous prime is 3287986531601. The next prime is 3287986531691. The reversal of 3287986531677 is 7761356897823.

3287986531677 is a `hidden beast` number, since 3 + 2 + 8 + 7 + 9 + 86 + 531 + 6 + 7 + 7 = 666.

It is not a de Polignac number, because 3287986531677 - 2¹¹ = 3287986529629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3287986535677) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 654714043 + ... + 654719064.

Almost surely, 2^{3287986531677} is an apocalyptic number.

It is an amenable number.

3287986531677 is a deficient number, since it is larger than the sum of its proper divisors (1782138462499).

3287986531677 is a wasteful number, since it uses less digits than its factorization.

3287986531677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309433150 (or 1309433141 counting only the distinct ones).

The product of its digits is 640120320, while the sum is 72.

The spelling of 3287986531677 in words is "three trillion, two hundred eighty-seven billion, nine hundred eighty-six million, five hundred thirty-one thousand, six hundred seventy-seven".