240421243311044 has 96 divisors (see below), whose sum is σ = 446809613031936. Its totient is φ = 113057712875520.

The previous prime is 240421243311019. The next prime is 240421243311047. The reversal of 240421243311044 is 440113342124042.

It is a junction number, because it is equal to n+sod(n) for n = 240421243310995 and 240421243311013.

It is not an unprimeable number, because it can be changed into a prime (240421243311047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166420229 + ... + 167858675.

It is an arithmetic number, because the mean of its divisors is an integer number (4654266802416).

Almost surely, 2^{240421243311044} is an apocalyptic number.

It is an amenable number.

240421243311044 is a deficient number, since it is larger than the sum of its proper divisors (206388369720892).

240421243311044 is a wasteful number, since it uses less digits than its factorization.

240421243311044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438845 (or 1438843 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 240421243311044 its reverse (440113342124042), we get a palindrome (680534585435086).

The spelling of 240421243311044 in words is "two hundred forty trillion, four hundred twenty-one billion, two hundred forty-three million, three hundred eleven thousand, forty-four".