515612163105152 has 16 divisors (see below), whose sum is σ = 1027196106186300. Its totient is φ = 257806081552512.

The previous prime is 515612163105131. The next prime is 515612163105187. The reversal of 515612163105152 is 251501361216515.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2014110012002 + ... + 2014110012257.

Almost surely, 2^{515612163105152} is an apocalyptic number.

It is an amenable number.

515612163105152 is a deficient number, since it is larger than the sum of its proper divisors (511583943081148).

515612163105152 is an equidigital number, since it uses as much as digits as its factorization.

515612163105152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028220024273 (or 4028220024261 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 44.

The spelling of 515612163105152 in words is "five hundred fifteen trillion, six hundred twelve billion, one hundred sixty-three million, one hundred five thousand, one hundred fifty-two".