440020020204 has 36 divisors (see below), whose sum is σ = 1112299202560. Its totient is φ = 146669862240.

The previous prime is 440020020179. The next prime is 440020020239. The reversal of 440020020204 is 402020020044.

440020020204 is a `hidden beast` number, since 440 + 0 + 2 + 0 + 0 + 20 + 204 = 666.

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 (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1724949 + ... + 1963539.

Almost surely, 2^440020020204 is an apocalyptic number.

It is an amenable number.

440020020204 is an abundant number, since it is smaller than the sum of its proper divisors (672279182356).

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

440020020204 is a wasteful number, since it uses less digits than its factorization.

440020020204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289830 (or 289825 counting only the distinct ones).

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

Adding to 440020020204 its reverse (402020020044), we get a palindrome (842040040248).

The spelling of 440020020204 in words is "four hundred forty billion, twenty million, twenty thousand, two hundred four".