240555240404500 has 480 divisors, whose sum is σ = 616796742481920. Its totient is φ = 81953182080000.

The previous prime is 240555240404483. The next prime is 240555240404533. The reversal of 240555240404500 is 5404042555042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 242739899005 + ... + 242739899995.

It is an arithmetic number, because the mean of its divisors is an integer number (1284993213504).

Almost surely, 2^{240555240404500} is an apocalyptic number.

240555240404500 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 240555240404500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308398371240960).

240555240404500 is an abundant number, since it is smaller than the sum of its proper divisors (376241502077420).

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

240555240404500 is an equidigital number, since it uses as much as digits as its factorization.

240555240404500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2118 (or 2085 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 40.

Adding to 240555240404500 its reverse (5404042555042), we get a palindrome (245959282959542).

The spelling of 240555240404500 in words is "two hundred forty trillion, five hundred fifty-five billion, two hundred forty million, four hundred four thousand, five hundred".