63744130576 has 135 divisors (see below), whose sum is σ = 146876646447. Its totient is φ = 26722059840.

The previous prime is 63744130573. The next prime is 63744130589. The reversal of 63744130576 is 67503144736.

The square root of 63744130576 is 252476.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63744130573) 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 26 ways as a sum of consecutive naturals, for example, 501922225 + ... + 501922351.

Almost surely, 2^63744130576 is an apocalyptic number.

63744130576 is the 252476-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63744130576

63744130576 is an abundant number, since it is smaller than the sum of its proper divisors (83132515871).

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

63744130576 is an equidigital number, since it uses as much as digits as its factorization.

63744130576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 63744130576 in words is "sixty-three billion, seven hundred forty-four million, one hundred thirty thousand, five hundred seventy-six".