63869886433171 has 16 divisors (see below), whose sum is σ = 78805123685568. Its totient is φ = 50408394624000.

The previous prime is 63869886433141. The next prime is 63869886433189. The reversal of 63869886433171 is 17133468896836.

It is not a de Polignac number, because 63869886433171 - 2¹⁵ = 63869886400403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63869886433094 and 63869886433103.

It is not an unprimeable number, because it can be changed into a prime (63869886433141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875109250 + ... + 875182231.

It is an arithmetic number, because the mean of its divisors is an integer number (4925320230348).

Almost surely, 2^{63869886433171} is an apocalyptic number.

63869886433171 is a deficient number, since it is larger than the sum of its proper divisors (14935237252397).

63869886433171 is a wasteful number, since it uses less digits than its factorization.

63869886433171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750291902.

The product of its digits is 752467968, while the sum is 73.

The spelling of 63869886433171 in words is "sixty-three trillion, eight hundred sixty-nine billion, eight hundred eighty-six million, four hundred thirty-three thousand, one hundred seventy-one".