3563635689968 has 20 divisors (see below), whose sum is σ = 6914147153760. Its totient is φ = 1779339650304.

The previous prime is 3563635689967. The next prime is 3563635690007. The reversal of 3563635689968 is 8699865363653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3563635689967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154875305 + ... + 154898312.

It is an arithmetic number, because the mean of its divisors is an integer number (345707357688).

Almost surely, 2^{3563635689968} is an apocalyptic number.

It is an amenable number.

3563635689968 is a deficient number, since it is larger than the sum of its proper divisors (3350511463792).

3563635689968 is a wasteful number, since it uses less digits than its factorization.

3563635689968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309774344 (or 309774338 counting only the distinct ones).

The product of its digits is 4534963200, while the sum is 77.

The spelling of 3563635689968 in words is "three trillion, five hundred sixty-three billion, six hundred thirty-five million, six hundred eighty-nine thousand, nine hundred sixty-eight".