512505141133505 has 16 divisors (see below), whose sum is σ = 662332575313920. Its totient is φ = 378454912659648.

The previous prime is 512505141133487. The next prime is 512505141133511. The reversal of 512505141133505 is 505331141505215.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512505141133505 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106187057 + ... + 110908526.

It is an arithmetic number, because the mean of its divisors is an integer number (41395785957120).

Almost surely, 2^{512505141133505} is an apocalyptic number.

It is an amenable number.

512505141133505 is a deficient number, since it is larger than the sum of its proper divisors (149827434180415).

512505141133505 is a wasteful number, since it uses less digits than its factorization.

512505141133505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217131920.

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 512505141133505 in words is "five hundred twelve trillion, five hundred five billion, one hundred forty-one million, one hundred thirty-three thousand, five hundred five".