498554955 has 24 divisors (see below), whose sum is σ = 865725120. Its totient is φ = 265415040.

The previous prime is 498554939. The next prime is 498554963. The reversal of 498554955 is 559455894.

498554955 is a `hidden beast` number, since 4 + 98 + 5 + 549 + 5 + 5 = 666.

It is not a de Polignac number, because 498554955 - 2⁴ = 498554939 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15870 + ... + 35340.

It is an arithmetic number, because the mean of its divisors is an integer number (36071880).

Almost surely, 2^498554955 is an apocalyptic number.

498554955 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

498554955 is a deficient number, since it is larger than the sum of its proper divisors (367170165).

498554955 is a wasteful number, since it uses less digits than its factorization.

498554955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20051 (or 20048 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 54.

The square root of 498554955 is about 22328.3442064117. The cubic root of 498554955 is about 792.9351662059.

The spelling of 498554955 in words is "four hundred ninety-eight million, five hundred fifty-four thousand, nine hundred fifty-five".