2535881525 has 6 divisors (see below), whose sum is σ = 3144493122. Its totient is φ = 2028705200.

The previous prime is 2535881501. The next prime is 2535881533. The reversal of 2535881525 is 5251885352.

It can be written as a sum of positive squares in 3 ways, for example, as 17648401 + 2518233124 = 4201^2 + 50182^2 .

It is not a de Polignac number, because 2535881525 - 2⁶ = 2535881461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50717606 + ... + 50717655.

It is an arithmetic number, because the mean of its divisors is an integer number (524082187).

Almost surely, 2^2535881525 is an apocalyptic number.

2535881525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2535881525 is a deficient number, since it is larger than the sum of its proper divisors (608611597).

2535881525 is a wasteful number, since it uses less digits than its factorization.

2535881525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101435271 (or 101435266 counting only the distinct ones).

The product of its digits is 480000, while the sum is 44.

The square root of 2535881525 is about 50357.5369234835. The cubic root of 2535881525 is about 1363.6711519441.

The spelling of 2535881525 in words is "two billion, five hundred thirty-five million, eight hundred eighty-one thousand, five hundred twenty-five".