492821104890 has 32 divisors (see below), whose sum is σ = 1182936566016. Its totient is φ = 131400526400.

The previous prime is 492821104813. The next prime is 492821104913. The reversal of 492821104890 is 98401128294.

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 15 ways as a sum of consecutive naturals, for example, 934077 + ... + 1363136.

It is an arithmetic number, because the mean of its divisors is an integer number (36966767688).

Almost surely, 2^492821104890 is an apocalyptic number.

492821104890 is an abundant number, since it is smaller than the sum of its proper divisors (690115461126).

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

492821104890 is a wasteful number, since it uses less digits than its factorization.

492821104890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304374.

The product of its (nonzero) digits is 331776, while the sum is 48.

The spelling of 492821104890 in words is "four hundred ninety-two billion, eight hundred twenty-one million, one hundred four thousand, eight hundred ninety".