63585674244 has 45 divisors (see below), whose sum is σ = 166237379077. Its totient is φ = 21193711776.

The previous prime is 63585674237. The next prime is 63585674281. The reversal of 63585674244 is 44247658536.

The square root of 63585674244 is 252162.

It is a perfect power (a square), and thus also a powerful number.

63585674244 is a `hidden beast` number, since 6 + 3 + 58 + 567 + 4 + 24 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 50148227844 + 13437446400 = 223938^2 + 115920^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 4531912 + ... + 4545920.

Almost surely, 2^63585674244 is an apocalyptic number.

63585674244 is the 252162-nd square number.

It is an amenable number.

63585674244 is an abundant number, since it is smaller than the sum of its proper divisors (102651704833).

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

63585674244 is an frugal number, since it uses more digits than its factorization.

63585674244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28034 (or 14014 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 54.

The spelling of 63585674244 in words is "sixty-three billion, five hundred eighty-five million, six hundred seventy-four thousand, two hundred forty-four".