505421614166 has 8 divisors (see below), whose sum is σ = 866437052880. Its totient is φ = 216609263208.

The previous prime is 505421614151. The next prime is 505421614207. The reversal of 505421614166 is 661416124505.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18050771921 + ... + 18050771948.

It is an arithmetic number, because the mean of its divisors is an integer number (108304631610).

Almost surely, 2^505421614166 is an apocalyptic number.

505421614166 is a deficient number, since it is larger than the sum of its proper divisors (361015438714).

505421614166 is a wasteful number, since it uses less digits than its factorization.

505421614166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36101543878.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 505421614166 in words is "five hundred five billion, four hundred twenty-one million, six hundred fourteen thousand, one hundred sixty-six".