3864727183887 has 12 divisors (see below), whose sum is σ = 5733258945960. Its totient is φ = 2506850065008.

The previous prime is 3864727183861. The next prime is 3864727183949. The reversal of 3864727183887 is 7883817274683.

It is a happy number.

3864727183887 is a `hidden beast` number, since 3 + 8 + 6 + 472 + 71 + 8 + 3 + 8 + 87 = 666.

3864727183887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3864727183887 - 2¹⁵ = 3864727151119 is a prime.

It is a super-2 number, since 2×3864727183887² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3864727183087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5802893337 + ... + 5802894002.

It is an arithmetic number, because the mean of its divisors is an integer number (477771578830).

Almost surely, 2^{3864727183887} is an apocalyptic number.

3864727183887 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3864727183887 is a deficient number, since it is larger than the sum of its proper divisors (1868531762073).

3864727183887 is a wasteful number, since it uses less digits than its factorization.

3864727183887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11605787382 (or 11605787379 counting only the distinct ones).

The product of its digits is 606928896, while the sum is 72.

The spelling of 3864727183887 in words is "three trillion, eight hundred sixty-four billion, seven hundred twenty-seven million, one hundred eighty-three thousand, eight hundred eighty-seven".