240430561320 has 64 divisors (see below), whose sum is σ = 725610856320. Its totient is φ = 63730889984.

The previous prime is 240430561303. The next prime is 240430561381. The reversal of 240430561320 is 23165034042.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5978727 + ... + 6018806.

It is an arithmetic number, because the mean of its divisors is an integer number (11337669630).

Almost surely, 2^240430561320 is an apocalyptic number.

240430561320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240430561320 is an abundant number, since it is smaller than the sum of its proper divisors (485180295000).

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

240430561320 is a wasteful number, since it uses less digits than its factorization.

240430561320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11997714 (or 11997710 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 240430561320 its reverse (23165034042), we get a palindrome (263595595362).

The spelling of 240430561320 in words is "two hundred forty billion, four hundred thirty million, five hundred sixty-one thousand, three hundred twenty".