4425891840 has 600 divisors, whose sum is σ = 17127966240. Its totient is φ = 1089994752.

The previous prime is 4425891839. The next prime is 4425891857. The reversal of 4425891840 is 481985244.

It is a super-3 number, since 3×4425891840³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 152616946 + ... + 152616974.

Almost surely, 2^4425891840 is an apocalyptic number.

4425891840 is a gapful number since it is divisible by the number (40) 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 4425891840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8563983120).

4425891840 is an abundant number, since it is smaller than the sum of its proper divisors (12702074400).

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

4425891840 is an equidigital number, since it uses as much as digits as its factorization.

4425891840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 62 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 4425891840 is about 66527.3766204560. The cubic root of 4425891840 is about 1641.8504593744.

The spelling of 4425891840 in words is "four billion, four hundred twenty-five million, eight hundred ninety-one thousand, eight hundred forty".