500549008398 has 16 divisors (see below), whose sum is σ = 1005394577616. Its totient is φ = 166133576000.

The previous prime is 500549008381. The next prime is 500549008411. The reversal of 500549008398 is 893800945005.

It is a happy number.

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 500549008398.

It is a congruent number.

It is an unprimeable number.

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, 179021853 + ... + 179024648.

It is an arithmetic number, because the mean of its divisors is an integer number (62837161101).

Almost surely, 2^500549008398 is an apocalyptic number.

500549008398 is an abundant number, since it is smaller than the sum of its proper divisors (504845569218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500549008398 is a wasteful number, since it uses less digits than its factorization.

500549008398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358046739.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 500549008398 in words is "five hundred billion, five hundred forty-nine million, eight thousand, three hundred ninety-eight".