63055227665 has 8 divisors (see below), whose sum is σ = 75759808680. Its totient is φ = 50381825152.

The previous prime is 63055227659. The next prime is 63055227673. The reversal of 63055227665 is 56672255036.

63055227665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 251108²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 5158686976 + 57896540689 = 71824^2 + 240617^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 63055227665 - 2²⁶ = 62988118801 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7790174 + ... + 7798263.

It is an arithmetic number, because the mean of its divisors is an integer number (9469976085).

Almost surely, 2^63055227665 is an apocalyptic number.

It is an amenable number.

63055227665 is a deficient number, since it is larger than the sum of its proper divisors (12704581015).

63055227665 is a wasteful number, since it uses less digits than its factorization.

63055227665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15589251.

The product of its (nonzero) digits is 2268000, while the sum is 47.

The spelling of 63055227665 in words is "sixty-three billion, fifty-five million, two hundred twenty-seven thousand, six hundred sixty-five".