516034530121 has 16 divisors (see below), whose sum is σ = 572340974976. Its totient is φ = 461298240000.

The previous prime is 516034530113. The next prime is 516034530133. The reversal of 516034530121 is 121035430615.

It is a cyclic number.

It is not a de Polignac number, because 516034530121 - 2³ = 516034530113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516034330121) 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, 2246361 + ... + 2465401.

It is an arithmetic number, because the mean of its divisors is an integer number (35771310936).

Almost surely, 2^516034530121 is an apocalyptic number.

It is an amenable number.

516034530121 is a deficient number, since it is larger than the sum of its proper divisors (56306444855).

516034530121 is a wasteful number, since it uses less digits than its factorization.

516034530121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222624.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 516034530121 its reverse (121035430615), we get a palindrome (637069960736).

The spelling of 516034530121 in words is "five hundred sixteen billion, thirty-four million, five hundred thirty thousand, one hundred twenty-one".