4000152044 has 72 divisors (see below), whose sum is σ = 8448713280. Its totient is φ = 1651104000.

The previous prime is 4000152031. The next prime is 4000152047. The reversal of 4000152044 is 4402510004.

It is not an unprimeable number, because it can be changed into a prime (4000152047) 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, 631694 + ... + 637994.

It is an arithmetic number, because the mean of its divisors is an integer number (117343240).

Almost surely, 2^4000152044 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 4000152044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4224356640).

4000152044 is an abundant number, since it is smaller than the sum of its proper divisors (4448561236).

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

4000152044 is a wasteful number, since it uses less digits than its factorization.

4000152044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6439 (or 6430 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 4000152044 is about 63246.7552053068. The cubic root of 4000152044 is about 1587.4211646138.

Adding to 4000152044 its reverse (4402510004), we get a palindrome (8402662048).

The spelling of 4000152044 in words is "four billion, one hundred fifty-two thousand, forty-four".