510540520161 has 16 divisors (see below), whose sum is σ = 793843376000. Its totient is φ = 291737439504.

The previous prime is 510540520153. The next prime is 510540520181. The reversal of 510540520161 is 161025045015.

It is not a de Polignac number, because 510540520161 - 2³ = 510540520153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (510540520111) 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, 248075026 + ... + 248077083.

It is an arithmetic number, because the mean of its divisors is an integer number (49615211000).

Almost surely, 2^510540520161 is an apocalyptic number.

It is an amenable number.

510540520161 is a deficient number, since it is larger than the sum of its proper divisors (283302855839).

510540520161 is an equidigital number, since it uses as much as digits as its factorization.

510540520161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496152133 (or 496152119 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 510540520161 its reverse (161025045015), we get a palindrome (671565565176).

The spelling of 510540520161 in words is "five hundred ten billion, five hundred forty million, five hundred twenty thousand, one hundred sixty-one".