63291676288 has 16 divisors (see below), whose sum is σ = 126088886610. Its totient is φ = 31645838080.

The previous prime is 63291676241. The next prime is 63291676297. The reversal of 63291676288 is 88267619236.

63291676288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 53309268544 + 9982407744 = 230888^2 + 99912^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247232983 + ... + 247233238.

Almost surely, 2^63291676288 is an apocalyptic number.

It is an amenable number.

63291676288 is a deficient number, since it is larger than the sum of its proper divisors (62797210322).

63291676288 is an equidigital number, since it uses as much as digits as its factorization.

63291676288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494466235 (or 494466223 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 58.

The spelling of 63291676288 in words is "sixty-three billion, two hundred ninety-one million, six hundred seventy-six thousand, two hundred eighty-eight".