434440240040442 has 16 divisors (see below), whose sum is σ = 868883177962080. Its totient is φ = 144812963699952.

The previous prime is 434440240040393. The next prime is 434440240040467. The reversal of 434440240040442 is 244040042044434.

It is a self number, because there is not a number n which added to its sum of digits gives 434440240040442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110315317 + ... + 114185592.

It is an arithmetic number, because the mean of its divisors is an integer number (54305198622630).

Almost surely, 2^{434440240040442} is an apocalyptic number.

434440240040442 is an abundant number, since it is smaller than the sum of its proper divisors (434442937921638).

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

434440240040442 is a wasteful number, since it uses less digits than its factorization.

434440240040442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224823437.

The product of its (nonzero) digits is 786432, while the sum is 39.

Adding to 434440240040442 its reverse (244040042044434), we get a palindrome (678480282084876).

The spelling of 434440240040442 in words is "four hundred thirty-four trillion, four hundred forty billion, two hundred forty million, forty thousand, four hundred forty-two".