4173987663 has 6 divisors (see below), whose sum is σ = 6029093304. Its totient is φ = 2782658436.

The previous prime is 4173987617. The next prime is 4173987667. The reversal of 4173987663 is 3667893714.

It is not a de Polignac number, because 4173987663 - 2⁹ = 4173987151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4173987667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231888195 + ... + 231888212.

It is an arithmetic number, because the mean of its divisors is an integer number (1004848884).

Almost surely, 2^4173987663 is an apocalyptic number.

4173987663 is a deficient number, since it is larger than the sum of its proper divisors (1855105641).

4173987663 is a wasteful number, since it uses less digits than its factorization.

4173987663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463776413 (or 463776410 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The square root of 4173987663 is about 64606.4057427745. The cubic root of 4173987663 is about 1610.0908688087.

The spelling of 4173987663 in words is "four billion, one hundred seventy-three million, nine hundred eighty-seven thousand, six hundred sixty-three".