520468935894901 has 16 divisors (see below), whose sum is σ = 595873137888000. Its totient is φ = 445328300216448.

The previous prime is 520468935894893. The next prime is 520468935894911. The reversal of 520468935894901 is 109498539864025.

It is a cyclic number.

It is not a de Polignac number, because 520468935894901 - 2³ = 520468935894893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520468935894911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19811745 + ... + 37860838.

It is an arithmetic number, because the mean of its divisors is an integer number (37242071118000).

Almost surely, 2^{520468935894901} is an apocalyptic number.

It is an amenable number.

520468935894901 is a deficient number, since it is larger than the sum of its proper divisors (75404201993099).

520468935894901 is a wasteful number, since it uses less digits than its factorization.

520468935894901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57674868.

The product of its (nonzero) digits is 671846400, while the sum is 73.

The spelling of 520468935894901 in words is "five hundred twenty trillion, four hundred sixty-eight billion, nine hundred thirty-five million, eight hundred ninety-four thousand, nine hundred one".