63782040872 has 16 divisors (see below), whose sum is σ = 130463265600. Its totient is φ = 28991836720.

The previous prime is 63782040871. The next prime is 63782040877. The reversal of 63782040872 is 27804028736.

It is not an unprimeable number, because it can be changed into a prime (63782040871) 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 3 ways as a sum of consecutive naturals, for example, 362397872 + ... + 362398047.

It is an arithmetic number, because the mean of its divisors is an integer number (8153954100).

Almost surely, 2^63782040872 is an apocalyptic number.

It is an amenable number.

63782040872 is an abundant number, since it is smaller than the sum of its proper divisors (66681224728).

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

63782040872 is a wasteful number, since it uses less digits than its factorization.

63782040872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724795936 (or 724795932 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 63782040872 in words is "sixty-three billion, seven hundred eighty-two million, forty thousand, eight hundred seventy-two".