42234040404 has 72 divisors (see below), whose sum is σ = 108666081888. Its totient is φ = 13827654720.

The previous prime is 42234040397. The next prime is 42234040451. The reversal of 42234040404 is 40404043224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 811734 + ... + 862194.

Almost surely, 2^42234040404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42234040404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54333040944).

42234040404 is an abundant number, since it is smaller than the sum of its proper divisors (66432041484).

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

42234040404 is a wasteful number, since it uses less digits than its factorization.

42234040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50885 (or 50880 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 42234040404 its reverse (40404043224), we get a palindrome (82638083628).

The spelling of 42234040404 in words is "forty-two billion, two hundred thirty-four million, forty thousand, four hundred four".