512132205111550 has 12 divisors (see below), whose sum is σ = 952565901507576. Its totient is φ = 204852882044600.

The previous prime is 512132205111529. The next prime is 512132205111613. The reversal of 512132205111550 is 55111502231215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5121322051066 + ... + 5121322051165.

It is an arithmetic number, because the mean of its divisors is an integer number (79380491792298).

Almost surely, 2^{512132205111550} is an apocalyptic number.

512132205111550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

512132205111550 is a deficient number, since it is larger than the sum of its proper divisors (440433696396026).

512132205111550 is a wasteful number, since it uses less digits than its factorization.

512132205111550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242644102243 (or 10242644102238 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 34.

Adding to 512132205111550 its reverse (55111502231215), we get a palindrome (567243707342765).

The spelling of 512132205111550 in words is "five hundred twelve trillion, one hundred thirty-two billion, two hundred five million, one hundred eleven thousand, five hundred fifty".