498805563 has 8 divisors (see below), whose sum is σ = 665366848. Its totient is φ = 332390664.

The previous prime is 498805543. The next prime is 498805579. The reversal of 498805563 is 365508894.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 498805563 - 2¹³ = 498797371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498805513) 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 7 ways as a sum of consecutive naturals, for example, 28381 + ... + 42462.

It is an arithmetic number, because the mean of its divisors is an integer number (83170856).

Almost surely, 2^498805563 is an apocalyptic number.

498805563 is a deficient number, since it is larger than the sum of its proper divisors (166561285).

498805563 is a wasteful number, since it uses less digits than its factorization.

498805563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73193.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 498805563 is about 22333.9553818843. The cubic root of 498805563 is about 793.0680051955.

The spelling of 498805563 in words is "four hundred ninety-eight million, eight hundred five thousand, five hundred sixty-three".