42441404144 has 10 divisors (see below), whose sum is σ = 82230220560. Its totient is φ = 21220702064.

The previous prime is 42441404141. The next prime is 42441404167. The reversal of 42441404144 is 44140414424.

It is a self number, because there is not a number n which added to its sum of digits gives 42441404144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42441404141) by changing a digit.

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 as a sum of consecutive naturals, namely, 1326293864 + ... + 1326293895.

It is an arithmetic number, because the mean of its divisors is an integer number (8223022056).

Almost surely, 2^42441404144 is an apocalyptic number.

It is an amenable number.

42441404144 is a deficient number, since it is larger than the sum of its proper divisors (39788816416).

42441404144 is a wasteful number, since it uses less digits than its factorization.

42441404144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652587767 (or 2652587761 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 42441404144 its reverse (44140414424), we get a palindrome (86581818568).

The spelling of 42441404144 in words is "forty-two billion, four hundred forty-one million, four hundred four thousand, one hundred forty-four".