442474474244 has 48 divisors (see below), whose sum is σ = 850532852736. Its totient is φ = 199745145600.

The previous prime is 442474474231. The next prime is 442474474249.

442474474244 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 442474474192 and 442474474201.

It is not an unprimeable number, because it can be changed into a prime (442474474249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5142602 + ... + 5227934.

It is an arithmetic number, because the mean of its divisors is an integer number (17719434432).

Almost surely, 2^442474474244 is an apocalyptic number.

442474474244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442474474244 is a deficient number, since it is larger than the sum of its proper divisors (408058378492).

442474474244 is a wasteful number, since it uses less digits than its factorization.

442474474244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86156 (or 86154 counting only the distinct ones).

The product of its digits is 12845056, while the sum is 50.

The spelling of 442474474244 in words is "four hundred forty-two billion, four hundred seventy-four million, four hundred seventy-four thousand, two hundred forty-four".