42443834424 has 64 divisors (see below), whose sum is σ = 107448768000. Its totient is φ = 13969824000.

The previous prime is 42443834423. The next prime is 42443834443.

42443834424 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×42443834424² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42443834423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590907 + ... + 1617365.

It is an arithmetic number, because the mean of its divisors is an integer number (1678887000).

Almost surely, 2^42443834424 is an apocalyptic number.

It is an amenable number.

42443834424 is an abundant number, since it is smaller than the sum of its proper divisors (65004933576).

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

42443834424 is a wasteful number, since it uses less digits than its factorization.

42443834424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27308 (or 27304 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 42.

The spelling of 42443834424 in words is "forty-two billion, four hundred forty-three million, eight hundred thirty-four thousand, four hundred twenty-four".