442837738244 has 24 divisors (see below), whose sum is σ = 874569830400. Its totient is φ = 194348850080.

The previous prime is 442837738177. The next prime is 442837738267.

442837738244 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×442837738244² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 442837738244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173524484 + ... + 173527035.

It is an arithmetic number, because the mean of its divisors is an integer number (36440409600).

Almost surely, 2^442837738244 is an apocalyptic number.

442837738244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

442837738244 is a deficient number, since it is larger than the sum of its proper divisors (431732092156).

442837738244 is a wasteful number, since it uses less digits than its factorization.

442837738244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347051563 (or 347051561 counting only the distinct ones).

The product of its digits is 28901376, while the sum is 56.

The spelling of 442837738244 in words is "four hundred forty-two billion, eight hundred thirty-seven million, seven hundred thirty-eight thousand, two hundred forty-four".