498776000018 has 64 divisors (see below), whose sum is σ = 810508481280. Its totient is φ = 229487904000.

The previous prime is 498775999973. The next prime is 498776000027. The reversal of 498776000018 is 810000677894.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 498776000018.

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 31 ways as a sum of consecutive naturals, for example, 60548996 + ... + 60557232.

It is an arithmetic number, because the mean of its divisors is an integer number (12664195020).

Almost surely, 2^498776000018 is an apocalyptic number.

498776000018 is a deficient number, since it is larger than the sum of its proper divisors (311732481262).

498776000018 is a wasteful number, since it uses less digits than its factorization.

498776000018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8643.

The product of its (nonzero) digits is 677376, while the sum is 50.

The spelling of 498776000018 in words is "four hundred ninety-eight billion, seven hundred seventy-six million, eighteen", and thus it is an aban number.