498561194879 has 8 divisors (see below), whose sum is σ = 550769560320. Its totient is φ = 447500266200.

The previous prime is 498561194749. The next prime is 498561194881. The reversal of 498561194879 is 978491165894.

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

It is a cyclic number.

It is not a de Polignac number, because 498561194879 - 2²⁸ = 498292759423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498561194279) 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, 286858277 + ... + 286860014.

It is an arithmetic number, because the mean of its divisors is an integer number (68846195040).

Almost surely, 2^498561194879 is an apocalyptic number.

498561194879 is a deficient number, since it is larger than the sum of its proper divisors (52208365441).

498561194879 is a wasteful number, since it uses less digits than its factorization.

498561194879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573718381.

The product of its digits is 156764160, while the sum is 71.

The spelling of 498561194879 in words is "four hundred ninety-eight billion, five hundred sixty-one million, one hundred ninety-four thousand, eight hundred seventy-nine".