2535781276 has 48 divisors (see below), whose sum is σ = 5245470720. Its totient is φ = 1049636160.

The previous prime is 2535781247. The next prime is 2535781289. The reversal of 2535781276 is 6721875352.

It is a congruent number.

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, 486090 + ... + 491278.

It is an arithmetic number, because the mean of its divisors is an integer number (109280640).

Almost surely, 2^2535781276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2535781276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2622735360).

2535781276 is an abundant number, since it is smaller than the sum of its proper divisors (2709689444).

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

2535781276 is a wasteful number, since it uses less digits than its factorization.

2535781276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5794 (or 5792 counting only the distinct ones).

The product of its digits is 705600, while the sum is 46.

The square root of 2535781276 is about 50356.5415412933. The cubic root of 2535781276 is about 1363.6531820627.

The spelling of 2535781276 in words is "two billion, five hundred thirty-five million, seven hundred eighty-one thousand, two hundred seventy-six".