343432542401442 has 160 divisors (see below), whose sum is σ = 836385503128560. Its totient is φ = 104696646266880.

The previous prime is 343432542401401. The next prime is 343432542401449. The reversal of 343432542401442 is 244104245234343.

343432542401442 is a `hidden beast` number, since 3 + 4 + 3 + 432 + 54 + 24 + 0 + 144 + 2 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 126845956033281 + 216586586368161 = 11262591^2 + 14716881^2 .

It is a super-2 number, since 2×343432542401442² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (343432542401449) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8025415998 + ... + 8025458790.

Almost surely, 2^{343432542401442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343432542401442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418192751564280).

343432542401442 is an abundant number, since it is smaller than the sum of its proper divisors (492952960727118).

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

343432542401442 is a wasteful number, since it uses less digits than its factorization.

343432542401442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77890 (or 77881 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 45.

Adding to 343432542401442 its reverse (244104245234343), we get a palindrome (587536787635785).

The spelling of 343432542401442 in words is "three hundred forty-three trillion, four hundred thirty-two billion, five hundred forty-two million, four hundred one thousand, four hundred forty-two".