498809144 has 8 divisors (see below), whose sum is σ = 935267160. Its totient is φ = 249404568.

The previous prime is 498809123. The next prime is 498809149. The reversal of 498809144 is 441908894.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (498809149) by changing a digit.

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 as a sum of consecutive naturals, namely, 31175564 + ... + 31175579.

It is an arithmetic number, because the mean of its divisors is an integer number (116908395).

Almost surely, 2^498809144 is an apocalyptic number.

It is an amenable number.

498809144 is a deficient number, since it is larger than the sum of its proper divisors (436458016).

498809144 is a wasteful number, since it uses less digits than its factorization.

498809144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62351149 (or 62351145 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 498809144 is about 22334.0355511493. The cubic root of 498809144 is about 793.0699030423.

The spelling of 498809144 in words is "four hundred ninety-eight million, eight hundred nine thousand, one hundred forty-four".