520342134514 has 8 divisors (see below), whose sum is σ = 780524947440. Its totient is φ = 260167152036.

The previous prime is 520342134509. The next prime is 520342134517. The reversal of 520342134514 is 415431243025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 520342134514.

It is not an unprimeable number, because it can be changed into a prime (520342134517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788564 + ... + 2059039.

It is an arithmetic number, because the mean of its divisors is an integer number (97565618430).

Almost surely, 2^520342134514 is an apocalyptic number.

520342134514 is a deficient number, since it is larger than the sum of its proper divisors (260182812926).

520342134514 is a wasteful number, since it uses less digits than its factorization.

520342134514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915224.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 520342134514 its reverse (415431243025), we get a palindrome (935773377539).

The spelling of 520342134514 in words is "five hundred twenty billion, three hundred forty-two million, one hundred thirty-four thousand, five hundred fourteen".