4138677688 has 8 divisors (see below), whose sum is σ = 7760020680. Its totient is φ = 2069338840.

The previous prime is 4138677649. The next prime is 4138677691. The reversal of 4138677688 is 8867768314.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258667348 + ... + 258667363.

It is an arithmetic number, because the mean of its divisors is an integer number (970002585).

Almost surely, 2^4138677688 is an apocalyptic number.

It is an amenable number.

4138677688 is a deficient number, since it is larger than the sum of its proper divisors (3621342992).

4138677688 is a wasteful number, since it uses less digits than its factorization.

4138677688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517334717 (or 517334713 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 58.

The square root of 4138677688 is about 64332.5554288029. Note that the first 3 decimals coincide. The cubic root of 4138677688 is about 1605.5378014835.

The spelling of 4138677688 in words is "four billion, one hundred thirty-eight million, six hundred seventy-seven thousand, six hundred eighty-eight".