504434144452142 has 4 divisors (see below), whose sum is σ = 756651216678216. Its totient is φ = 252217072226070.

The previous prime is 504434144452097. The next prime is 504434144452193. The reversal of 504434144452142 is 241254441434405.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126108536113034 + ... + 126108536113037.

It is an arithmetic number, because the mean of its divisors is an integer number (189162804169554).

Almost surely, 2^{504434144452142} is an apocalyptic number.

504434144452142 is a deficient number, since it is larger than the sum of its proper divisors (252217072226074).

504434144452142 is a wasteful number, since it uses less digits than its factorization.

504434144452142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252217072226073.

The product of its (nonzero) digits is 4915200, while the sum is 47.

Adding to 504434144452142 its reverse (241254441434405), we get a palindrome (745688585886547).

The spelling of 504434144452142 in words is "five hundred four trillion, four hundred thirty-four billion, one hundred forty-four million, four hundred fifty-two thousand, one hundred forty-two".