63143172686 has 8 divisors (see below), whose sum is σ = 103325191704. Its totient is φ = 28701442120.

The previous prime is 63143172683. The next prime is 63143172689. The reversal of 63143172686 is 68627134136.

63143172686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63143172683) and next prime (63143172689).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 63143172686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63143172683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1435072085 + ... + 1435072128.

It is an arithmetic number, because the mean of its divisors is an integer number (12915648963).

Almost surely, 2^63143172686 is an apocalyptic number.

63143172686 is a deficient number, since it is larger than the sum of its proper divisors (40182019018).

63143172686 is a wasteful number, since it uses less digits than its factorization.

63143172686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870144226.

The product of its digits is 870912, while the sum is 47.

The spelling of 63143172686 in words is "sixty-three billion, one hundred forty-three million, one hundred seventy-two thousand, six hundred eighty-six".