4444400023020 has 48 divisors (see below), whose sum is σ = 13827022295520. Its totient is φ = 1185173339328.

The previous prime is 4444400022983. The next prime is 4444400023039. The reversal of 4444400023020 is 203200044444.

It is a happy number.

4444400023020 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 400 + 0 + 230 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4115184667 + ... + 4115185746.

It is an arithmetic number, because the mean of its divisors is an integer number (288062964490).

Almost surely, 2^{4444400023020} is an apocalyptic number.

It is an amenable number.

4444400023020 is an abundant number, since it is smaller than the sum of its proper divisors (9382622272500).

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

4444400023020 is a wasteful number, since it uses less digits than its factorization.

4444400023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230370431 (or 8230370423 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 4444400023020 its reverse (203200044444), we get a palindrome (4647600067464).

The spelling of 4444400023020 in words is "four trillion, four hundred forty-four billion, four hundred million, twenty-three thousand, twenty".