505100066 has 8 divisors (see below), whose sum is σ = 797526480. Its totient is φ = 239257908.

The previous prime is 505100053. The next prime is 505100083. The reversal of 505100066 is 660001505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6646016 + ... + 6646091.

It is an arithmetic number, because the mean of its divisors is an integer number (99690810).

Almost surely, 2^505100066 is an apocalyptic number.

505100066 is a deficient number, since it is larger than the sum of its proper divisors (292426414).

505100066 is a wasteful number, since it uses less digits than its factorization.

505100066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13292128.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 505100066 is about 22474.4313832408. The cubic root of 505100066 is about 796.3900189235.

The spelling of 505100066 in words is "five hundred five million, one hundred thousand, sixty-six".