282440625240 has 128 divisors (see below), whose sum is σ = 860334716160. Its totient is φ = 74161764864.

The previous prime is 282440625199. The next prime is 282440625251. The reversal of 282440625240 is 42526044282.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 23446659 + ... + 23458701.

It is an arithmetic number, because the mean of its divisors is an integer number (6721364970).

Almost surely, 2^282440625240 is an apocalyptic number.

282440625240 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 282440625240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430167358080).

282440625240 is an abundant number, since it is smaller than the sum of its proper divisors (577894090920).

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

282440625240 is a wasteful number, since it uses less digits than its factorization.

282440625240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15041 (or 15037 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 39.

The spelling of 282440625240 in words is "two hundred eighty-two billion, four hundred forty million, six hundred twenty-five thousand, two hundred forty".