499273658958 has 16 divisors (see below), whose sum is σ = 999936126720. Its totient is φ = 166193084856.

The previous prime is 499273658921. The next prime is 499273658999. The reversal of 499273658958 is 859856372994.

It is a self number, because there is not a number n which added to its sum of digits gives 499273658958.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57862360 + ... + 57870987.

It is an arithmetic number, because the mean of its divisors is an integer number (62496007920).

Almost surely, 2^499273658958 is an apocalyptic number.

499273658958 is an abundant number, since it is smaller than the sum of its proper divisors (500662467762).

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

499273658958 is a wasteful number, since it uses less digits than its factorization.

499273658958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115734071.

The product of its digits is 1175731200, while the sum is 75.

The spelling of 499273658958 in words is "four hundred ninety-nine billion, two hundred seventy-three million, six hundred fifty-eight thousand, nine hundred fifty-eight".