3988353644699 has 8 divisors (see below), whose sum is σ = 4198488185040. Its totient is φ = 3778241223456.

The previous prime is 3988353644687. The next prime is 3988353644719. The reversal of 3988353644699 is 9964463538893.

3988353644699 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3988353644699 - 2¹² = 3988353640603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3988353604699) 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, 5159012 + ... + 5881505.

It is an arithmetic number, because the mean of its divisors is an integer number (524811023130).

Almost surely, 2^{3988353644699} is an apocalyptic number.

3988353644699 is a deficient number, since it is larger than the sum of its proper divisors (210134540341).

3988353644699 is a wasteful number, since it uses less digits than its factorization.

3988353644699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11059549.

The product of its digits is 3627970560, while the sum is 77.

The spelling of 3988353644699 in words is "three trillion, nine hundred eighty-eight billion, three hundred fifty-three million, six hundred forty-four thousand, six hundred ninety-nine".