2425143240 has 480 divisors, whose sum is σ = 9119373120. Its totient is φ = 577414656.

The previous prime is 2425143229. The next prime is 2425143263. The reversal of 2425143240 is 423415242.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 23545029 + ... + 23545131.

It is an arithmetic number, because the mean of its divisors is an integer number (18998694).

Almost surely, 2^2425143240 is an apocalyptic number.

2425143240 is a gapful number since it is divisible by the number (20) 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 2425143240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4559686560).

2425143240 is an abundant number, since it is smaller than the sum of its proper divisors (6694229880).

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

2425143240 is a wasteful number, since it uses less digits than its factorization.

2425143240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 2425143240 is about 49245.7433693512. The cubic root of 2425143240 is about 1343.5251431508.

Adding to 2425143240 its reverse (423415242), we get a palindrome (2848558482).

The spelling of 2425143240 in words is "two billion, four hundred twenty-five million, one hundred forty-three thousand, two hundred forty".