3988403598797 has 8 divisors (see below), whose sum is σ = 4023751058880. Its totient is φ = 3953057048640.

The previous prime is 3988403598779. The next prime is 3988403598863. The reversal of 3988403598797 is 7978953048893.

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 3988403598797 - 2²⁶ = 3988336489933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3988403598727) 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, 11038472 + ... + 11394062.

It is an arithmetic number, because the mean of its divisors is an integer number (502968882360).

Almost surely, 2^{3988403598797} is an apocalyptic number.

It is an amenable number.

3988403598797 is a deficient number, since it is larger than the sum of its proper divisors (35347460083).

3988403598797 is a wasteful number, since it uses less digits than its factorization.

3988403598797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454963.

The product of its (nonzero) digits is 3292047360, while the sum is 80.

The spelling of 3988403598797 in words is "three trillion, nine hundred eighty-eight billion, four hundred three million, five hundred ninety-eight thousand, seven hundred ninety-seven".