44020000042 has 16 divisors (see below), whose sum is σ = 67034719872. Its totient is φ = 21675281760.

The previous prime is 44020000019. The next prime is 44020000043. The reversal of 44020000042 is 24000002044.

It is a junction number, because it is equal to n+sod(n) for n = 44019999980 and 44020000025.

It is not an unprimeable number, because it can be changed into a prime (44020000043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441318 + ... + 531790.

It is an arithmetic number, because the mean of its divisors is an integer number (4189669992).

Almost surely, 2^44020000042 is an apocalyptic number.

44020000042 is a deficient number, since it is larger than the sum of its proper divisors (23014719830).

44020000042 is a wasteful number, since it uses less digits than its factorization.

44020000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94173.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 44020000042 its reverse (24000002044), we get a palindrome (68020002086).

The spelling of 44020000042 in words is "forty-four billion, twenty million, forty-two", and thus it is an aban number.