3668281969895 has 8 divisors (see below), whose sum is σ = 4402117285056. Its totient is φ = 2934506295136.

The previous prime is 3668281969879. The next prime is 3668281969987. The reversal of 3668281969895 is 5989691828663.

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 3668281969895 - 2⁴ = 3668281969879 is a prime.

It is a super-3 number, since 3×3668281969895³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

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, 14774672 + ... + 15020901.

It is an arithmetic number, because the mean of its divisors is an integer number (550264660632).

Almost surely, 2^{3668281969895} is an apocalyptic number.

3668281969895 is a deficient number, since it is larger than the sum of its proper divisors (733835315161).

3668281969895 is a wasteful number, since it uses less digits than its factorization.

3668281969895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29820201.

The product of its digits is 2418647040, while the sum is 80.

The spelling of 3668281969895 in words is "three trillion, six hundred sixty-eight billion, two hundred eighty-one million, nine hundred sixty-nine thousand, eight hundred ninety-five".