2440444022244 has 36 divisors (see below), whose sum is σ = 6168955144716. Its totient is φ = 813474091008.

The previous prime is 2440444022153. The next prime is 2440444022279. The reversal of 2440444022244 is 4422204440442.

2440444022244 is a `hidden beast` number, since 2 + 4 + 4 + 0 + 4 + 4 + 402 + 2 + 244 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1707365582244 + 733078440000 = 1306662^2 + 856200^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2440444022199 and 2440444022208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5133252 + ... + 5588484.

It is an arithmetic number, because the mean of its divisors is an integer number (171359865131).

Almost surely, 2^{2440444022244} is an apocalyptic number.

It is an amenable number.

2440444022244 is an abundant number, since it is smaller than the sum of its proper divisors (3728511122472).

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

2440444022244 is a wasteful number, since it uses less digits than its factorization.

2440444022244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604156 (or 604151 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 2440444022244 its reverse (4422204440442), we get a palindrome (6862648462686).

The spelling of 2440444022244 in words is "two trillion, four hundred forty billion, four hundred forty-four million, twenty-two thousand, two hundred forty-four".