4425121008 has 540 divisors, whose sum is σ = 16277801904. Its totient is φ = 1117670400.

The previous prime is 4425121003. The next prime is 4425121039. The reversal of 4425121008 is 8001215244.

4425121008 is a `hidden beast` number, since 4 + 42 + 512 + 100 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4425121003) by changing a digit.

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 107 ways as a sum of consecutive naturals, for example, 60618060 + ... + 60618132.

Almost surely, 2^4425121008 is an apocalyptic number.

4425121008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4425121008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8138900952).

4425121008 is an abundant number, since it is smaller than the sum of its proper divisors (11852680896).

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

4425121008 is a wasteful number, since it uses less digits than its factorization.

4425121008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 4425121008 is about 66521.5830238578. The cubic root of 4425121008 is about 1641.7551366387.

The spelling of 4425121008 in words is "four billion, four hundred twenty-five million, one hundred twenty-one thousand, eight".