240403255620 has 96 divisors (see below), whose sum is σ = 734422671360. Its totient is φ = 58271640960.

The previous prime is 240403255601. The next prime is 240403255621. The reversal of 240403255620 is 26552304042.

It is a happy number.

240403255620 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (240403255621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5895261 + ... + 5935899.

It is an arithmetic number, because the mean of its divisors is an integer number (7650236160).

Almost surely, 2^240403255620 is an apocalyptic number.

240403255620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240403255620 is an abundant number, since it is smaller than the sum of its proper divisors (494019415740).

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

240403255620 is a wasteful number, since it uses less digits than its factorization.

240403255620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49625 (or 49623 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 240403255620 its reverse (26552304042), we get a palindrome (266955559662).

The spelling of 240403255620 in words is "two hundred forty billion, four hundred three million, two hundred fifty-five thousand, six hundred twenty".