2730016520 has 192 divisors, whose sum is σ = 8124278400. Its totient is φ = 805939200.

The previous prime is 2730016489. The next prime is 2730016559. The reversal of 2730016520 is 256100372.

It is a self number, because there is not a number n which added to its sum of digits gives 2730016520.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 641600 + ... + 645840.

It is an arithmetic number, because the mean of its divisors is an integer number (42313950).

Almost surely, 2^2730016520 is an apocalyptic number.

2730016520 is a gapful number since it is divisible by the number (20) 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 2730016520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4062139200).

2730016520 is an abundant number, since it is smaller than the sum of its proper divisors (5394261880).

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

2730016520 is a wasteful number, since it uses less digits than its factorization.

2730016520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300 (or 4285 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 2730016520 is about 52249.5599981474. The cubic root of 2730016520 is about 1397.6178059788.

Adding to 2730016520 its reverse (256100372), we get a palindrome (2986116892).

The spelling of 2730016520 in words is "two billion, seven hundred thirty million, sixteen thousand, five hundred twenty".