3668635685028 has 24 divisors (see below), whose sum is σ = 8565411286432. Its totient is φ = 1222126939584.

The previous prime is 3668635684993. The next prime is 3668635685063. The reversal of 3668635685028 is 8205865368663.

It is an interprime number because it is at equal distance from previous prime (3668635684993) and next prime (3668635685063).

It is a self number, because there is not a number n which added to its sum of digits gives 3668635685028.

It is an unprimeable number.

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, 93932425 + ... + 93971472.

Almost surely, 2^{3668635685028} is an apocalyptic number.

It is an amenable number.

3668635685028 is an abundant number, since it is smaller than the sum of its proper divisors (4896775601404).

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

3668635685028 is a wasteful number, since it uses less digits than its factorization.

3668635685028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187905531 (or 187905529 counting only the distinct ones).

The product of its (nonzero) digits is 298598400, while the sum is 66.

The spelling of 3668635685028 in words is "three trillion, six hundred sixty-eight billion, six hundred thirty-five million, six hundred eighty-five thousand, twenty-eight".