499849000000 has 441 divisors, whose sum is σ = 1456688717427. Its totient is φ = 169680000000.

The previous prime is 499848999983. The next prime is 499849000009. The reversal of 499849000000 is 948994.

The square root of 499849000000 is 707000.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 10 ways, for example, as 487103493184 + 12745506816 = 697928^2 + 112896^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499849000009) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 4948999950 + ... + 4949000050.

Almost surely, 2^499849000000 is an apocalyptic number.

499849000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

499849000000 is the 707000-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499849000000

499849000000 is an abundant number, since it is smaller than the sum of its proper divisors (956839717427).

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

499849000000 is an frugal number, since it uses more digits than its factorization.

499849000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

Adding to 499849000000 its reverse (948994), we get a palindrome (499849948994).

The spelling of 499849000000 in words is "four hundred ninety-nine billion, eight hundred forty-nine million", and thus it is an aban number.