4243137329928 has 128 divisors (see below), whose sum is σ = 12654839070720. Its totient is φ = 1159203429120.

The previous prime is 4243137329923. The next prime is 4243137329953. The reversal of 4243137329928 is 8299237313424.

It is not an unprimeable number, because it can be changed into a prime (4243137329923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10768633 + ... + 11155703.

It is an arithmetic number, because the mean of its divisors is an integer number (98865930240).

Almost surely, 2^{4243137329928} 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 4243137329928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6327419535360).

4243137329928 is an abundant number, since it is smaller than the sum of its proper divisors (8411701740792).

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

4243137329928 is a wasteful number, since it uses less digits than its factorization.

4243137329928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389947 (or 389943 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 57.

The spelling of 4243137329928 in words is "four trillion, two hundred forty-three billion, one hundred thirty-seven million, three hundred twenty-nine thousand, nine hundred twenty-eight".