3887799677 has 2 divisors, whose sum is σ = 3887799678. Its totient is φ = 3887799676.

The previous prime is 3887799667. The next prime is 3887799689. The reversal of 3887799677 is 7769977883.

3887799677 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1972336921 + 1915462756 = 44411^2 + 43766^2 .

It is an emirp because it is prime and its reverse (7769977883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3887799677 - 2¹² = 3887795581 is a prime.

It is a super-2 number, since 2×3887799677² = 30229972656962608658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3887799677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3887799607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1943899838 + 1943899839.

It is an arithmetic number, because the mean of its divisors is an integer number (1943899839).

Almost surely, 2^3887799677 is an apocalyptic number.

It is an amenable number.

3887799677 is a deficient number, since it is larger than the sum of its proper divisors (1).

3887799677 is an equidigital number, since it uses as much as digits as its factorization.

3887799677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 224042112, while the sum is 71.

The square root of 3887799677 is about 62352.2227109828. Note that the first 3 decimals coincide. The cubic root of 3887799677 is about 1572.4178301573.

The spelling of 3887799677 in words is "three billion, eight hundred eighty-seven million, seven hundred ninety-nine thousand, six hundred seventy-seven".