4006125552 has 160 divisors (see below), whose sum is σ = 12196719360. Its totient is φ = 1117071360.

The previous prime is 4006125527. The next prime is 4006125553. The reversal of 4006125552 is 2555216004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006125553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2806663 + ... + 2808089.

It is an arithmetic number, because the mean of its divisors is an integer number (76229496).

Almost surely, 2^4006125552 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 4006125552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6098359680).

4006125552 is an abundant number, since it is smaller than the sum of its proper divisors (8190593808).

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

4006125552 is a wasteful number, since it uses less digits than its factorization.

4006125552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871 (or 1865 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4006125552 is about 63293.9614181321. The cubic root of 4006125552 is about 1588.2109476613.

The spelling of 4006125552 in words is "four billion, six million, one hundred twenty-five thousand, five hundred fifty-two".