5019449000 has 64 divisors (see below), whose sum is σ = 11761223760. Its totient is φ = 2005094400.

The previous prime is 5019448961. The next prime is 5019449059. The reversal of 5019449000 is 9449105.

It can be written as a sum of positive squares in 8 ways, for example, as 2134255204 + 2885193796 = 46198^2 + 53714^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854072 + ... + 859928.

Almost surely, 2^5019449000 is an apocalyptic number.

5019449000 is a gapful number since it is divisible by the number (50) 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 5019449000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5880611880).

5019449000 is an abundant number, since it is smaller than the sum of its proper divisors (6741774760).

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

5019449000 is a wasteful number, since it uses less digits than its factorization.

5019449000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735 (or 6721 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5019449000 is about 70848.0698396223. The cubic root of 5019449000 is about 1712.1902329225.

The spelling of 5019449000 in words is "five billion, nineteen million, four hundred forty-nine thousand".