499131718230 has 32 divisors (see below), whose sum is σ = 1198233388800. Its totient is φ = 133066539872.

The previous prime is 499131718223. The next prime is 499131718289. The reversal of 499131718230 is 32817131994.

It is a super-2 number, since 2×499131718230² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 499131718230.

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 15 ways as a sum of consecutive naturals, for example, 2087970 + ... + 2314709.

It is an arithmetic number, because the mean of its divisors is an integer number (37444793400).

Almost surely, 2^499131718230 is an apocalyptic number.

499131718230 is an abundant number, since it is smaller than the sum of its proper divisors (699101670570).

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

499131718230 is a wasteful number, since it uses less digits than its factorization.

499131718230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406468.

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 499131718230 in words is "four hundred ninety-nine billion, one hundred thirty-one million, seven hundred eighteen thousand, two hundred thirty".