4138870008 has 256 divisors, whose sum is σ = 13239152640. Its totient is φ = 1049241600.

The previous prime is 4138869983. The next prime is 4138870019. The reversal of 4138870008 is 8000788314.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6261198 + ... + 6261858.

It is an arithmetic number, because the mean of its divisors is an integer number (51715440).

Almost surely, 2^4138870008 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 4138870008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6619576320).

4138870008 is an abundant number, since it is smaller than the sum of its proper divisors (9100282632).

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

4138870008 is a wasteful number, since it uses less digits than its factorization.

4138870008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798 (or 794 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The square root of 4138870008 is about 64334.0501445385. The cubic root of 4138870008 is about 1605.5626703161.

The spelling of 4138870008 in words is "four billion, one hundred thirty-eight million, eight hundred seventy thousand, eight".