3988516662 has 24 divisors (see below), whose sum is σ = 9306539424. Its totient is φ = 1227235824.

The previous prime is 3988516607. The next prime is 3988516663. The reversal of 3988516662 is 2666158893.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3988516599 and 3988516608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3988516663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8522238 + ... + 8522705.

It is an arithmetic number, because the mean of its divisors is an integer number (387772476).

Almost surely, 2^3988516662 is an apocalyptic number.

3988516662 is an abundant number, since it is smaller than the sum of its proper divisors (5318022762).

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

3988516662 is a wasteful number, since it uses less digits than its factorization.

3988516662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17044964 (or 17044961 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 3988516662 is about 63154.7041953329. The cubic root of 3988516662 is about 1585.8805407581.

The spelling of 3988516662 in words is "three billion, nine hundred eighty-eight million, five hundred sixteen thousand, six hundred sixty-two".