240350320420 has 36 divisors (see below), whose sum is σ = 587141499420. Its totient is φ = 82405823808.

The previous prime is 240350320411. The next prime is 240350320421. The reversal of 240350320420 is 24023053042.

It can be written as a sum of positive squares in 2 ways, for example, as 185004934884 + 55345385536 = 430122^2 + 235256^2 .

It is not an unprimeable number, because it can be changed into a prime (240350320421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122626735 + ... + 122628694.

It is an arithmetic number, because the mean of its divisors is an integer number (16309486095).

Almost surely, 2^240350320420 is an apocalyptic number.

240350320420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240350320420 is an abundant number, since it is smaller than the sum of its proper divisors (346791179000).

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

240350320420 is a wasteful number, since it uses less digits than its factorization.

240350320420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245255452 (or 245255443 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 240350320420 its reverse (24023053042), we get a palindrome (264373373462).

The spelling of 240350320420 in words is "two hundred forty billion, three hundred fifty million, three hundred twenty thousand, four hundred twenty".