63271216682 has 4 divisors (see below), whose sum is σ = 94906825026. Its totient is φ = 31635608340.

The previous prime is 63271216663. The next prime is 63271216711. The reversal of 63271216682 is 28661217236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63186374161 + 84842521 = 251369^2 + 9211^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15817804169 + ... + 15817804172.

Almost surely, 2^63271216682 is an apocalyptic number.

63271216682 is a deficient number, since it is larger than the sum of its proper divisors (31635608344).

63271216682 is a wasteful number, since it uses less digits than its factorization.

63271216682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31635608343.

The product of its digits is 290304, while the sum is 44.

The spelling of 63271216682 in words is "sixty-three billion, two hundred seventy-one million, two hundred sixteen thousand, six hundred eighty-two".