63656340766608 has 40 divisors (see below), whose sum is σ = 164445832952800. Its totient is φ = 21218743355904.

The previous prime is 63656340766597. The next prime is 63656340766609. The reversal of 63656340766608 is 80666704365636.

63656340766608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×63656340766608³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (63656340766609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51904383 + ... + 53116641.

It is an arithmetic number, because the mean of its divisors is an integer number (4111145823820).

Almost surely, 2^{63656340766608} is an apocalyptic number.

It is an amenable number.

63656340766608 is an abundant number, since it is smaller than the sum of its proper divisors (100789492186192).

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

63656340766608 is a wasteful number, since it uses less digits than its factorization.

63656340766608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306239 (or 2306233 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 66.

The spelling of 63656340766608 in words is "sixty-three trillion, six hundred fifty-six billion, three hundred forty million, seven hundred sixty-six thousand, six hundred eight".