492666135745 has 16 divisors (see below), whose sum is σ = 681855102720. Its totient is φ = 334728863424.

The previous prime is 492666135727. The next prime is 492666135749. The reversal of 492666135745 is 547531666294.

It is a cyclic number.

It is not a de Polignac number, because 492666135745 - 2¹⁷ = 492666004673 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 492666135745.

It is not an unprimeable number, because it can be changed into a prime (492666135749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64565797 + ... + 64573426.

It is an arithmetic number, because the mean of its divisors is an integer number (42615943920).

Almost surely, 2^492666135745 is an apocalyptic number.

It is an amenable number.

492666135745 is a deficient number, since it is larger than the sum of its proper divisors (189188966975).

492666135745 is a wasteful number, since it uses less digits than its factorization.

492666135745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129139344.

The product of its digits is 32659200, while the sum is 58.

The spelling of 492666135745 in words is "four hundred ninety-two billion, six hundred sixty-six million, one hundred thirty-five thousand, seven hundred forty-five".