3988176685 has 16 divisors (see below), whose sum is σ = 4980127680. Its totient is φ = 3063513600.

The previous prime is 3988176667. The next prime is 3988176697. The reversal of 3988176685 is 5866718893.

It is not a de Polignac number, because 3988176685 - 2²⁹ = 3451305773 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144516 + ... + 169885.

It is an arithmetic number, because the mean of its divisors is an integer number (311257980).

Almost surely, 2^3988176685 is an apocalyptic number.

It is an amenable number.

3988176685 is a deficient number, since it is larger than the sum of its proper divisors (991950995).

3988176685 is a wasteful number, since it uses less digits than its factorization.

3988176685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314508.

The product of its digits is 17418240, while the sum is 61.

The square root of 3988176685 is about 63152.0125174171. The cubic root of 3988176685 is about 1585.8354798768.

The spelling of 3988176685 in words is "three billion, nine hundred eighty-eight million, one hundred seventy-six thousand, six hundred eighty-five".