42404222432 has 96 divisors (see below), whose sum is σ = 98622093024. Its totient is φ = 17693337600.

The previous prime is 42404222431. The next prime is 42404222449. The reversal of 42404222432 is 23422240424.

It is a junction number, because it is equal to n+sod(n) for n = 42404222395 and 42404222404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42404222431) 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, 802658 + ... + 853854.

It is an arithmetic number, because the mean of its divisors is an integer number (1027313469).

Almost surely, 2^42404222432 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 42404222432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49311046512).

42404222432 is an abundant number, since it is smaller than the sum of its proper divisors (56217870592).

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

42404222432 is a wasteful number, since it uses less digits than its factorization.

42404222432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51412 (or 51404 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 42404222432 its reverse (23422240424), we get a palindrome (65826462856).

The spelling of 42404222432 in words is "forty-two billion, four hundred four million, two hundred twenty-two thousand, four hundred thirty-two".