63272478472 has 32 divisors (see below), whose sum is σ = 135605001600. Its totient is φ = 27112552704.

The previous prime is 63272478457. The next prime is 63272478473. The reversal of 63272478472 is 27487427236.

It is not an unprimeable number, because it can be changed into a prime (63272478473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289029 + ... + 458347.

It is an arithmetic number, because the mean of its divisors is an integer number (4237656300).

Almost surely, 2^63272478472 is an apocalyptic number.

It is an amenable number.

63272478472 is an abundant number, since it is smaller than the sum of its proper divisors (72332523128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63272478472 is a wasteful number, since it uses less digits than its factorization.

63272478472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176005 (or 176001 counting only the distinct ones).

The product of its digits is 6322176, while the sum is 52.

The spelling of 63272478472 in words is "sixty-three billion, two hundred seventy-two million, four hundred seventy-eight thousand, four hundred seventy-two".