3995887697633 has 8 divisors (see below), whose sum is σ = 4304790235200. Its totient is φ = 3687203240208.

The previous prime is 3995887697621. The next prime is 3995887697741. The reversal of 3995887697633 is 3367967885993.

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 3995887697633 - 2¹⁰ = 3995887696609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3995887697033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54481973 + ... + 54555266.

It is an arithmetic number, because the mean of its divisors is an integer number (538098779400).

Almost surely, 2^{3995887697633} is an apocalyptic number.

It is an amenable number.

3995887697633 is a deficient number, since it is larger than the sum of its proper divisors (308902537567).

3995887697633 is a wasteful number, since it uses less digits than its factorization.

3995887697633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109040071.

The product of its digits is 11110659840, while the sum is 83.

The spelling of 3995887697633 in words is "three trillion, nine hundred ninety-five billion, eight hundred eighty-seven million, six hundred ninety-seven thousand, six hundred thirty-three".