499136898530 has 16 divisors (see below), whose sum is σ = 898536111480. Its totient is φ = 199634827392.

The previous prime is 499136898511. The next prime is 499136898569. The reversal of 499136898530 is 35898631994.

It can be written as a sum of positive squares in 4 ways, for example, as 350780199289 + 148356699241 = 592267^2 + 385171^2 .

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, 2386115 + ... + 2586854.

Almost surely, 2^499136898530 is an apocalyptic number.

499136898530 is a deficient number, since it is larger than the sum of its proper divisors (399399212950).

499136898530 is a wasteful number, since it uses less digits than its factorization.

499136898530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4983013.

The product of its (nonzero) digits is 50388480, while the sum is 65.

The spelling of 499136898530 in words is "four hundred ninety-nine billion, one hundred thirty-six million, eight hundred ninety-eight thousand, five hundred thirty".