2400044204440 has 64 divisors (see below), whose sum is σ = 5423960880000. Its totient is φ = 955777536000.

The previous prime is 2400044204413. The next prime is 2400044204447. The reversal of 2400044204440 is 444024400042.

It is a junction number, because it is equal to n+sod(n) for n = 2400044204399 and 2400044204408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400044204447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44417440 + ... + 44471440.

It is an arithmetic number, because the mean of its divisors is an integer number (84749388750).

Almost surely, 2^{2400044204440} is an apocalyptic number.

2400044204440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400044204440 is an abundant number, since it is smaller than the sum of its proper divisors (3023916675560).

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

2400044204440 is a wasteful number, since it uses less digits than its factorization.

2400044204440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58900 (or 58896 counting only the distinct ones).

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

Adding to 2400044204440 its reverse (444024400042), we get a palindrome (2844068604482).

It can be divided in two parts, 240004 and 4204440, that added together give a palindrome (4444444).

The spelling of 2400044204440 in words is "two trillion, four hundred billion, forty-four million, two hundred four thousand, four hundred forty".