498821382158 has 16 divisors (see below), whose sum is σ = 816329145600. Its totient is φ = 226715887800.

The previous prime is 498821382151. The next prime is 498821382161. The reversal of 498821382158 is 851283128894.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 498821382097 and 498821382106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498821382151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 812228 + ... + 1287383.

It is an arithmetic number, because the mean of its divisors is an integer number (51020571600).

Almost surely, 2^498821382158 is an apocalyptic number.

498821382158 is a deficient number, since it is larger than the sum of its proper divisors (317507763442).

498821382158 is a wasteful number, since it uses less digits than its factorization.

498821382158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110423.

The product of its digits is 8847360, while the sum is 59.

The spelling of 498821382158 in words is "four hundred ninety-eight billion, eight hundred twenty-one million, three hundred eighty-two thousand, one hundred fifty-eight".