5278973600 has 72 divisors (see below), whose sum is σ = 12958850268. Its totient is φ = 2099865600.

The previous prime is 5278973599. The next prime is 5278973621. The reversal of 5278973600 is 63798725.

It can be written as a sum of positive squares in 6 ways, for example, as 900240016 + 4378733584 = 30004^2 + 66172^2 .

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 11 ways as a sum of consecutive naturals, for example, 126572 + ... + 163028.

Almost surely, 2^5278973600 is an apocalyptic number.

5278973600 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 5278973600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6479425134).

5278973600 is an abundant number, since it is smaller than the sum of its proper divisors (7679876668).

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

5278973600 is a wasteful number, since it uses less digits than its factorization.

5278973600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36658 (or 36645 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 47.

The square root of 5278973600 is about 72656.5454725175. The cubic root of 5278973600 is about 1741.2046970639.

The spelling of 5278973600 in words is "five billion, two hundred seventy-eight million, nine hundred seventy-three thousand, six hundred".