492449428838 has 16 divisors (see below), whose sum is σ = 740365575696. Its totient is φ = 245661259680.

The previous prime is 492449428817. The next prime is 492449428847. The reversal of 492449428838 is 838824944294.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2729468 + ... + 2904288.

It is an arithmetic number, because the mean of its divisors is an integer number (46272848481).

Almost surely, 2^492449428838 is an apocalyptic number.

492449428838 is a deficient number, since it is larger than the sum of its proper divisors (247916146858).

492449428838 is a wasteful number, since it uses less digits than its factorization.

492449428838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178039.

The product of its digits is 127401984, while the sum is 65.

The spelling of 492449428838 in words is "four hundred ninety-two billion, four hundred forty-nine million, four hundred twenty-eight thousand, eight hundred thirty-eight".