2535500220 has 384 divisors, whose sum is σ = 8709120000. Its totient is φ = 543882240.

The previous prime is 2535500213. The next prime is 2535500267. The reversal of 2535500220 is 220055352.

It is a super-2 number, since 2×2535500220² = 12857522731240096800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17016706 + ... + 17016854.

It is an arithmetic number, because the mean of its divisors is an integer number (22680000).

Almost surely, 2^2535500220 is an apocalyptic number.

2535500220 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 2535500220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4354560000).

2535500220 is an abundant number, since it is smaller than the sum of its proper divisors (6173619780).

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

2535500220 is a wasteful number, since it uses less digits than its factorization.

2535500220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 2535500220 is about 50353.7508036889. The cubic root of 2535500220 is about 1363.6027995537.

Adding to 2535500220 its reverse (220055352), we get a palindrome (2755555572).

The spelling of 2535500220 in words is "two billion, five hundred thirty-five million, five hundred thousand, two hundred twenty".