4137139420 has 72 divisors (see below), whose sum is σ = 9485985600. Its totient is φ = 1513620864.

The previous prime is 4137139417. The next prime is 4137139429. The reversal of 4137139420 is 249317314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4137139429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199501 + ... + 219259.

It is an arithmetic number, because the mean of its divisors is an integer number (131749800).

Almost surely, 2^4137139420 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 4137139420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4742992800).

4137139420 is an abundant number, since it is smaller than the sum of its proper divisors (5348846180).

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

4137139420 is a wasteful number, since it uses less digits than its factorization.

4137139420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19835 (or 19814 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 4137139420 is about 64320.5987223378. The cubic root of 4137139420 is about 1605.3388608509.

The spelling of 4137139420 in words is "four billion, one hundred thirty-seven million, one hundred thirty-nine thousand, four hundred twenty".