4020444013204 has 12 divisors (see below), whose sum is σ = 7035999047028. Its totient is φ = 2010158571200.

The previous prime is 4020444013181. The next prime is 4020444013241. The reversal of 4020444013204 is 4023104440204.

It can be written as a sum of positive squares in 2 ways, for example, as 94291984900 + 3926152028304 = 307070^2 + 1981452^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15716107 + ... + 15969874.

It is an arithmetic number, because the mean of its divisors is an integer number (586333253919).

Almost surely, 2^{4020444013204} is an apocalyptic number.

It is an amenable number.

4020444013204 is a deficient number, since it is larger than the sum of its proper divisors (3015555033824).

4020444013204 is a wasteful number, since it uses less digits than its factorization.

4020444013204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31717706 (or 31717704 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4020444013204 its reverse (4023104440204), we get a palindrome (8043548453408).

The spelling of 4020444013204 in words is "four trillion, twenty billion, four hundred forty-four million, thirteen thousand, two hundred four".