2400044220040 has 64 divisors (see below), whose sum is σ = 5435497393200. Its totient is φ = 953738330112.

The previous prime is 2400044219977. The next prime is 2400044220043. The reversal of 2400044220040 is 400224400042.

2400044220040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 2069449119364 + 330595100676 = 1438558^2 + 574974^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2400044219993 and 2400044220020.

It is not an unprimeable number, because it can be changed into a prime (2400044220043) 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, 5446696 + ... + 5870824.

Almost surely, 2^{2400044220040} is an apocalyptic number.

2400044220040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400044220040 is an abundant number, since it is smaller than the sum of its proper divisors (3035453173160).

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

2400044220040 is a wasteful number, since it uses less digits than its factorization.

2400044220040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425066 (or 425062 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 2400044220040 its reverse (400224400042), we get a palindrome (2800268620082).

The spelling of 2400044220040 in words is "two trillion, four hundred billion, forty-four million, two hundred twenty thousand, forty".