424540500240 has 160 divisors (see below), whose sum is σ = 1323798664320. Its totient is φ = 112547377152.

The previous prime is 424540500239. The next prime is 424540500287. The reversal of 424540500240 is 42005045424.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 424540500198 and 424540500207.

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, 78340251 + ... + 78345669.

It is an arithmetic number, because the mean of its divisors is an integer number (8273741652).

Almost surely, 2^424540500240 is an apocalyptic number.

424540500240 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 424540500240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (661899332160).

424540500240 is an abundant number, since it is smaller than the sum of its proper divisors (899258164080).

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

424540500240 is a wasteful number, since it uses less digits than its factorization.

424540500240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7289 (or 7283 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 424540500240 its reverse (42005045424), we get a palindrome (466545545664).

The spelling of 424540500240 in words is "four hundred twenty-four billion, five hundred forty million, five hundred thousand, two hundred forty".