42002244441 has 16 divisors (see below), whose sum is σ = 64232824320. Its totient is φ = 27098221680.

The previous prime is 42002244433. The next prime is 42002244481. The reversal of 42002244441 is 14444220024.

It is not a de Polignac number, because 42002244441 - 2³ = 42002244433 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (42002244481) 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 in 15 ways as a sum of consecutive naturals, for example, 25090110 + ... + 25091783.

It is an arithmetic number, because the mean of its divisors is an integer number (4014551520).

Almost surely, 2^42002244441 is an apocalyptic number.

It is an amenable number.

42002244441 is a deficient number, since it is larger than the sum of its proper divisors (22230579879).

42002244441 is a wasteful number, since it uses less digits than its factorization.

42002244441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50181933 (or 50181927 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 42002244441 its reverse (14444220024), we get a palindrome (56446464465).

The spelling of 42002244441 in words is "forty-two billion, two million, two hundred forty-four thousand, four hundred forty-one".