3635671968768 has 176 divisors, whose sum is σ = 11431984461824. Its totient is φ = 1005254737920.

The previous prime is 3635671968679. The next prime is 3635671968781. The reversal of 3635671968768 is 8678691765363.

It is a super-2 number, since 2×3635671968768² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3635671968768.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2060305 + ... + 3393552.

Almost surely, 2^{3635671968768} is an apocalyptic number.

It is an amenable number.

3635671968768 is an abundant number, since it is smaller than the sum of its proper divisors (7796312493056).

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

3635671968768 is a wasteful number, since it uses less digits than its factorization.

3635671968768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453918 (or 5453900 counting only the distinct ones).

The product of its digits is 1646023680, while the sum is 75.

The spelling of 3635671968768 in words is "three trillion, six hundred thirty-five billion, six hundred seventy-one million, nine hundred sixty-eight thousand, seven hundred sixty-eight".