492490173312 has 48 divisors (see below), whose sum is σ = 1417191778080. Its totient is φ = 164163390720.

The previous prime is 492490173299. The next prime is 492490173319. The reversal of 492490173312 is 213371094294.

492490173312 is a `hidden beast` number, since 4 + 92 + 490 + 1 + 73 + 3 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492490173319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 213753264 + ... + 213755567.

It is an arithmetic number, because the mean of its divisors is an integer number (29524828710).

Almost surely, 2^492490173312 is an apocalyptic number.

It is an amenable number.

492490173312 is an abundant number, since it is smaller than the sum of its proper divisors (924701604768).

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

492490173312 is a wasteful number, since it uses less digits than its factorization.

492490173312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427508851 (or 427508836 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 492490173312 in words is "four hundred ninety-two billion, four hundred ninety million, one hundred seventy-three thousand, three hundred twelve".