499628468976 has 640 divisors, whose sum is σ = 1695358156800. Its totient is φ = 123204685824.

The previous prime is 499628468951. The next prime is 499628468993. The reversal of 499628468976 is 679864826994.

It is a super-2 number, since 2×499628468976² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (78).

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 127 ways as a sum of consecutive naturals, for example, 1339486326 + ... + 1339486698.

It is an arithmetic number, because the mean of its divisors is an integer number (2648997120).

Almost surely, 2^499628468976 is an apocalyptic number.

499628468976 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499628468976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (847679078400).

499628468976 is an abundant number, since it is smaller than the sum of its proper divisors (1195729687824).

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

499628468976 is a wasteful number, since it uses less digits than its factorization.

499628468976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 687 counting only the distinct ones).

The product of its digits is 2257403904, while the sum is 78.

The spelling of 499628468976 in words is "four hundred ninety-nine billion, six hundred twenty-eight million, four hundred sixty-eight thousand, nine hundred seventy-six".