42043234324 has 48 divisors (see below), whose sum is σ = 90715943808. Its totient is φ = 16602864768.

The previous prime is 42043234319. The next prime is 42043234379. The reversal of 42043234324 is 42343234024.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102354 + ... + 307510.

It is an arithmetic number, because the mean of its divisors is an integer number (1889915496).

Almost surely, 2^42043234324 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 42043234324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45357971904).

42043234324 is an abundant number, since it is smaller than the sum of its proper divisors (48672709484).

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

42043234324 is a wasteful number, since it uses less digits than its factorization.

42043234324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205744 (or 205742 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 42043234324 its reverse (42343234024), we get a palindrome (84386468348).

The spelling of 42043234324 in words is "forty-two billion, forty-three million, two hundred thirty-four thousand, three hundred twenty-four".