2535212123225 has 6 divisors (see below), whose sum is σ = 3143663032830. Its totient is φ = 2028169698560.

The previous prime is 2535212123203. The next prime is 2535212123293. The reversal of 2535212123225 is 5223212125352.

It can be written as a sum of positive squares in 3 ways, for example, as 549773312089 + 1985438811136 = 741467^2 + 1409056^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2535212123225 is a prime.

It is a Curzon 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, 50704242440 + ... + 50704242489.

It is an arithmetic number, because the mean of its divisors is an integer number (523943838805).

Almost surely, 2^{2535212123225} is an apocalyptic number.

2535212123225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2535212123225 is a deficient number, since it is larger than the sum of its proper divisors (608450909605).

2535212123225 is a wasteful number, since it uses less digits than its factorization.

2535212123225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101408484939 (or 101408484934 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

Adding to 2535212123225 its reverse (5223212125352), we get a palindrome (7758424248577).

The spelling of 2535212123225 in words is "two trillion, five hundred thirty-five billion, two hundred twelve million, one hundred twenty-three thousand, two hundred twenty-five".