240663430220 has 12 divisors (see below), whose sum is σ = 505393203504. Its totient is φ = 96265372080.

The previous prime is 240663430207. The next prime is 240663430297. The reversal of 240663430220 is 22034366042.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6016585736 + ... + 6016585775.

It is an arithmetic number, because the mean of its divisors is an integer number (42116100292).

Almost surely, 2^240663430220 is an apocalyptic number.

240663430220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240663430220 is an abundant number, since it is smaller than the sum of its proper divisors (264729773284).

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

240663430220 is a wasteful number, since it uses less digits than its factorization.

240663430220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12033171520 (or 12033171518 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 240663430220 its reverse (22034366042), we get a palindrome (262697796262).

The spelling of 240663430220 in words is "two hundred forty billion, six hundred sixty-three million, four hundred thirty thousand, two hundred twenty".