499250158468 has 12 divisors (see below), whose sum is σ = 874823917660. Its totient is φ = 249300467712.

The previous prime is 499250158457. The next prime is 499250158471. The reversal of 499250158468 is 864851052994.

It can be written as a sum of positive squares in 2 ways, for example, as 197697615424 + 301552543044 = 444632^2 + 549138^2 .

It is a super-2 number, since 2×499250158468² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 81149421 + ... + 81155572.

Almost surely, 2^499250158468 is an apocalyptic number.

It is an amenable number.

499250158468 is a deficient number, since it is larger than the sum of its proper divisors (375573759192).

499250158468 is a wasteful number, since it uses less digits than its factorization.

499250158468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162305766 (or 162305764 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 61.

The spelling of 499250158468 in words is "four hundred ninety-nine billion, two hundred fifty million, one hundred fifty-eight thousand, four hundred sixty-eight".