42444344104 has 8 divisors (see below), whose sum is σ = 79583145210. Its totient is φ = 21222172048.

The previous prime is 42444344101. The next prime is 42444344161. The reversal of 42444344104 is 40144344424.

It can be written as a sum of positive squares in only one way, i.e., 42094728900 + 349615204 = 205170^2 + 18698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 42444344104.

It is not an unprimeable number, because it can be changed into a prime (42444344101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652771499 + ... + 2652771514.

Almost surely, 2^42444344104 is an apocalyptic number.

It is an amenable number.

42444344104 is a deficient number, since it is larger than the sum of its proper divisors (37138801106).

42444344104 is a wasteful number, since it uses less digits than its factorization.

42444344104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5305543019 (or 5305543015 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 42444344104 its reverse (40144344424), we get a palindrome (82588688528).

The spelling of 42444344104 in words is "forty-two billion, four hundred forty-four million, three hundred forty-four thousand, one hundred four".