2044400002002 has 48 divisors (see below), whose sum is σ = 4485840877440. Its totient is φ = 672804883296.

The previous prime is 2044400001983. The next prime is 2044400002013. The reversal of 2044400002002 is 2002000044402.

2044400002002 is a `hidden beast` number, since 20 + 4 + 440 + 0 + 0 + 0 + 200 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49412308 + ... + 49453664.

It is an arithmetic number, because the mean of its divisors is an integer number (93455018280).

Almost surely, 2^{2044400002002} is an apocalyptic number.

2044400002002 is an abundant number, since it is smaller than the sum of its proper divisors (2441440875438).

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

2044400002002 is a wasteful number, since it uses less digits than its factorization.

2044400002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76207 (or 76204 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2044400002002 its reverse (2002000044402), we get a palindrome (4046400046404).

The spelling of 2044400002002 in words is "two trillion, forty-four billion, four hundred million, two thousand, two".