42043334430 has 32 divisors (see below), whose sum is σ = 100993935744. Its totient is φ = 11201563296.

The previous prime is 42043334401. The next prime is 42043334447. The reversal of 42043334430 is 3443334024.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 590284 + ... + 657663.

It is an arithmetic number, because the mean of its divisors is an integer number (3156060492).

Almost surely, 2^42043334430 is an apocalyptic number.

42043334430 is an abundant number, since it is smaller than the sum of its proper divisors (58950601314).

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

42043334430 is a wasteful number, since it uses less digits than its factorization.

42043334430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249080.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 42043334430 its reverse (3443334024), we get a palindrome (45486668454).

The spelling of 42043334430 in words is "forty-two billion, forty-three million, three hundred thirty-four thousand, four hundred thirty".