434142015505144 has 8 divisors (see below), whose sum is σ = 814016279072160. Its totient is φ = 217071007752568.

The previous prime is 434142015505141. The next prime is 434142015505223. The reversal of 434142015505144 is 441505510241434.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 434142015505144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434142015505141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27133875969064 + ... + 27133875969079.

It is an arithmetic number, because the mean of its divisors is an integer number (101752034884020).

Almost surely, 2^{434142015505144} is an apocalyptic number.

It is an amenable number.

434142015505144 is a deficient number, since it is larger than the sum of its proper divisors (379874263567016).

434142015505144 is a wasteful number, since it uses less digits than its factorization.

434142015505144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54267751938149 (or 54267751938145 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

Adding to 434142015505144 its reverse (441505510241434), we get a palindrome (875647525746578).

The spelling of 434142015505144 in words is "four hundred thirty-four trillion, one hundred forty-two billion, fifteen million, five hundred five thousand, one hundred forty-four".