42101340444 has 18 divisors (see below), whose sum is σ = 106422832880. Its totient is φ = 14033780136.

The previous prime is 42101340431. The next prime is 42101340451. The reversal of 42101340444 is 44404310124.

42101340444 is a `hidden beast` number, since 4 + 210 + 1 + 3 + 4 + 0 + 444 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 584740804 + ... + 584740875.

Almost surely, 2^42101340444 is an apocalyptic number.

It is an amenable number.

42101340444 is an abundant number, since it is smaller than the sum of its proper divisors (64321492436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42101340444 is a wasteful number, since it uses less digits than its factorization.

42101340444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169481689 (or 1169481684 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 42101340444 its reverse (44404310124), we get a palindrome (86505650568).

The spelling of 42101340444 in words is "forty-two billion, one hundred one million, three hundred forty thousand, four hundred forty-four".