42321423032 has 16 divisors (see below), whose sum is σ = 90688763760. Its totient is φ = 18137752704.

The previous prime is 42321422963. The next prime is 42321423047. The reversal of 42321423032 is 23032412324.

It is a super-2 number, since 2×42321423032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42321422992 and 42321423010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377869793 + ... + 377869904.

It is an arithmetic number, because the mean of its divisors is an integer number (5668047735).

Almost surely, 2^42321423032 is an apocalyptic number.

It is an amenable number.

42321423032 is an abundant number, since it is smaller than the sum of its proper divisors (48367340728).

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

42321423032 is a wasteful number, since it uses less digits than its factorization.

42321423032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755739710 (or 755739706 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 42321423032 its reverse (23032412324), we get a palindrome (65353835356).

The spelling of 42321423032 in words is "forty-two billion, three hundred twenty-one million, four hundred twenty-three thousand, thirty-two".