495325207666 has 16 divisors (see below), whose sum is σ = 761129550720. Its totient is φ = 241615676320.

The previous prime is 495325207661. The next prime is 495325207669. The reversal of 495325207666 is 666702523594.

It is a super-2 number, since 2×495325207666² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (495325207661) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5038515 + ... + 5135881.

It is an arithmetic number, because the mean of its divisors is an integer number (47570596920).

Almost surely, 2^495325207666 is an apocalyptic number.

495325207666 is a deficient number, since it is larger than the sum of its proper divisors (265804343054).

495325207666 is a wasteful number, since it uses less digits than its factorization.

495325207666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159449.

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 495325207666 in words is "four hundred ninety-five billion, three hundred twenty-five million, two hundred seven thousand, six hundred sixty-six".