42434401333422 has 96 divisors (see below), whose sum is σ = 99283199468544. Its totient is φ = 12055573051200.

The previous prime is 42434401333301. The next prime is 42434401333451. The reversal of 42434401333422 is 22433310443424.

It is a happy number.

It is a super-2 number, since 2×42434401333422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 448599943 + ... + 448694525.

It is an arithmetic number, because the mean of its divisors is an integer number (1034199994464).

Almost surely, 2^{42434401333422} is an apocalyptic number.

42434401333422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 42434401333422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49641599734272).

42434401333422 is an abundant number, since it is smaller than the sum of its proper divisors (56848798135122).

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

42434401333422 is a wasteful number, since it uses less digits than its factorization.

42434401333422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103214 (or 103207 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 42434401333422 its reverse (22433310443424), we get a palindrome (64867711776846).

The spelling of 42434401333422 in words is "forty-two trillion, four hundred thirty-four billion, four hundred one million, three hundred thirty-three thousand, four hundred twenty-two".