511660006122115 has 16 divisors (see below), whose sum is σ = 622409567538528. Its totient is φ = 403716419018496.

The previous prime is 511660006122007. The next prime is 511660006122173. The reversal of 511660006122115 is 511221600066115.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511660006122115 is a prime.

It is a Duffinian 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, 26552377 + ... + 41573413.

It is an arithmetic number, because the mean of its divisors is an integer number (38900597971158).

Almost surely, 2^{511660006122115} is an apocalyptic number.

511660006122115 is a deficient number, since it is larger than the sum of its proper divisors (110749561416413).

511660006122115 is a wasteful number, since it uses less digits than its factorization.

511660006122115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15114438.

The product of its (nonzero) digits is 21600, while the sum is 37.

The spelling of 511660006122115 in words is "five hundred eleven trillion, six hundred sixty billion, six million, one hundred twenty-two thousand, one hundred fifteen".