520160016134123 has 8 divisors (see below), whose sum is σ = 538096823885280. Its totient is φ = 502223225414400.

The previous prime is 520160016134117. The next prime is 520160016134149. The reversal of 520160016134123 is 321431610061025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-520160016134123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520160016134173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108399323 + ... + 113096123.

It is an arithmetic number, because the mean of its divisors is an integer number (67262102985660).

Almost surely, 2^{520160016134123} is an apocalyptic number.

520160016134123 is a deficient number, since it is larger than the sum of its proper divisors (17936807751157).

520160016134123 is a wasteful number, since it uses less digits than its factorization.

520160016134123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8515717.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 520160016134123 its reverse (321431610061025), we get a palindrome (841591626195148).

The spelling of 520160016134123 in words is "five hundred twenty trillion, one hundred sixty billion, sixteen million, one hundred thirty-four thousand, one hundred twenty-three".