2440004240256 has 64 divisors (see below), whose sum is σ = 7070466844800. Its totient is φ = 739395223040.

The previous prime is 2440004240227. The next prime is 2440004240351. The reversal of 2440004240256 is 6520424000442.

It is a tau number, because it is divible by the number of its divisors (64).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288822036 + ... + 288830483.

It is an arithmetic number, because the mean of its divisors is an integer number (110476044450).

Almost surely, 2^{2440004240256} is an apocalyptic number.

It is an amenable number.

2440004240256 is an abundant number, since it is smaller than the sum of its proper divisors (4630462604544).

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

2440004240256 is a wasteful number, since it uses less digits than its factorization.

2440004240256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577652547 (or 577652535 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 2440004240256 its reverse (6520424000442), we get a palindrome (8960428240698).

The spelling of 2440004240256 in words is "two trillion, four hundred forty billion, four million, two hundred forty thousand, two hundred fifty-six".