63680588427 has 8 divisors (see below), whose sum is σ = 84928031440. Its totient is φ = 42443435520.

The previous prime is 63680588393. The next prime is 63680588437. The reversal of 63680588427 is 72488508636.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63680588427 - 2⁷ = 63680588299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63680588437) 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, 2558074 + ... + 2582847.

It is an arithmetic number, because the mean of its divisors is an integer number (10616003930).

Almost surely, 2^63680588427 is an apocalyptic number.

63680588427 is a deficient number, since it is larger than the sum of its proper divisors (21247443013).

63680588427 is a wasteful number, since it uses less digits than its factorization.

63680588427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145053.

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 63680588427 in words is "sixty-three billion, six hundred eighty million, five hundred eighty-eight thousand, four hundred twenty-seven".