240404402044 has 12 divisors (see below), whose sum is σ = 420711618600. Its totient is φ = 120201082448.

The previous prime is 240404402039. The next prime is 240404402047. The reversal of 240404402044 is 440204404042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240404402047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373347 + ... + 787525.

It is an arithmetic number, because the mean of its divisors is an integer number (35059301550).

Almost surely, 2^240404402044 is an apocalyptic number.

It is an amenable number.

240404402044 is a deficient number, since it is larger than the sum of its proper divisors (180307216556).

240404402044 is a wasteful number, since it uses less digits than its factorization.

240404402044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559292 (or 559290 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 240404402044 its reverse (440204404042), we get a palindrome (680608806086).

The spelling of 240404402044 in words is "two hundred forty billion, four hundred four million, four hundred two thousand, forty-four".