3986462129208 has 128 divisors (see below), whose sum is σ = 11164910400000. Its totient is φ = 1177690332672.

The previous prime is 3986462129207. The next prime is 3986462129227. The reversal of 3986462129208 is 8029212646893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986462129207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388893 + ... + 2850291.

It is an arithmetic number, because the mean of its divisors is an integer number (87225862500).

Almost surely, 2^{3986462129208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3986462129208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5582455200000).

3986462129208 is an abundant number, since it is smaller than the sum of its proper divisors (7178448270792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3986462129208 is a wasteful number, since it uses less digits than its factorization.

3986462129208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461629 (or 2461625 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 3986462129208 in words is "three trillion, nine hundred eighty-six billion, four hundred sixty-two million, one hundred twenty-nine thousand, two hundred eight".