3986116893 has 64 divisors (see below), whose sum is σ = 6708307200. Its totient is φ = 2317870080.

The previous prime is 3986116889. The next prime is 3986116907.

3986116893 is a `hidden beast` number, since 398 + 6 + 1 + 168 + 93 = 666.

3986116893 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3986116893 - 2² = 3986116889 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986116793) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 799713 + ... + 804681.

It is an arithmetic number, because the mean of its divisors is an integer number (104817300).

Almost surely, 2^3986116893 is an apocalyptic number.

3986116893 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3986116893 is a deficient number, since it is larger than the sum of its proper divisors (2722190307).

3986116893 is a wasteful number, since it uses less digits than its factorization.

3986116893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5099 (or 5093 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 3986116893 is about 63135.7022056459. The cubic root of 3986116893 is about 1585.5624182743.

It can be divided in two parts, 398611 and 6893, that added together give a palindrome (405504).

The spelling of 3986116893 in words is "three billion, nine hundred eighty-six million, one hundred sixteen thousand, eight hundred ninety-three".