63271215316 has 24 divisors (see below), whose sum is σ = 119262762080. Its totient is φ = 29273584032.

The previous prime is 63271215313. The next prime is 63271215323. The reversal of 63271215316 is 61351217236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63271215313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9677151 + ... + 9683686.

Almost surely, 2^63271215316 is an apocalyptic number.

It is an amenable number.

63271215316 is a deficient number, since it is larger than the sum of its proper divisors (55991546764).

63271215316 is a wasteful number, since it uses less digits than its factorization.

63271215316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19360903 (or 19360901 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The spelling of 63271215316 in words is "sixty-three billion, two hundred seventy-one million, two hundred fifteen thousand, three hundred sixteen".