3988266556341 has 16 divisors (see below), whose sum is σ = 5329099376640. Its totient is φ = 2653142540400.

The previous prime is 3988266556297. The next prime is 3988266556381. The reversal of 3988266556341 is 1436556628893.

It is not a de Polignac number, because 3988266556341 - 2²⁷ = 3988132338613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3988266556381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4158166 + ... + 5026616.

It is an arithmetic number, because the mean of its divisors is an integer number (333068711040).

Almost surely, 2^{3988266556341} is an apocalyptic number.

It is an amenable number.

3988266556341 is a deficient number, since it is larger than the sum of its proper divisors (1340832820299).

3988266556341 is a wasteful number, since it uses less digits than its factorization.

3988266556341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871736.

The product of its digits is 223948800, while the sum is 66.

The spelling of 3988266556341 in words is "three trillion, nine hundred eighty-eight billion, two hundred sixty-six million, five hundred fifty-six thousand, three hundred forty-one".