495229728666 has 8 divisors (see below), whose sum is σ = 990459457344. Its totient is φ = 165076576220.

The previous prime is 495229728611. The next prime is 495229728689. The reversal of 495229728666 is 666827922594.

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

495229728666 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 495229728597 and 495229728606.

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, 41269144050 + ... + 41269144061.

It is an arithmetic number, because the mean of its divisors is an integer number (123807432168).

Almost surely, 2^495229728666 is an apocalyptic number.

495229728666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495229728666 is a wasteful number, since it uses less digits than its factorization.

495229728666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82538288116.

The product of its digits is 156764160, while the sum is 66.

The spelling of 495229728666 in words is "four hundred ninety-five billion, two hundred twenty-nine million, seven hundred twenty-eight thousand, six hundred sixty-six".