499951301015 has 12 divisors (see below), whose sum is σ = 621342573384. Its totient is φ = 386169277536.

The previous prime is 499951301009. The next prime is 499951301023. The reversal of 499951301015 is 510103159994.

It is not a de Polignac number, because 499951301015 - 2¹⁸ = 499951038871 is a prime.

It is a super-2 number, since 2×499951301015² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59443037 + ... + 59451446.

It is an arithmetic number, because the mean of its divisors is an integer number (51778547782).

Almost surely, 2^499951301015 is an apocalyptic number.

499951301015 is a deficient number, since it is larger than the sum of its proper divisors (121391272369).

499951301015 is a wasteful number, since it uses less digits than its factorization.

499951301015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118894546 (or 118894517 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 47.

The spelling of 499951301015 in words is "four hundred ninety-nine billion, nine hundred fifty-one million, three hundred one thousand, fifteen".