6521250112225 has 48 divisors (see below), whose sum is σ = 8839387814400. Its totient is φ = 4757109477120.

The previous prime is 6521250112199. The next prime is 6521250112249. The reversal of 6521250112225 is 5222110521256.

It is not a de Polignac number, because 6521250112225 - 2⁹ = 6521250111713 is a prime.

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, 1157862 + ... + 3792511.

It is an arithmetic number, because the mean of its divisors is an integer number (184153912800).

Almost surely, 2^{6521250112225} is an apocalyptic number.

It is an amenable number.

6521250112225 is a deficient number, since it is larger than the sum of its proper divisors (2318137702175).

6521250112225 is a wasteful number, since it uses less digits than its factorization.

6521250112225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4950514 (or 4950509 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 6521250112225 in words is "six trillion, five hundred twenty-one billion, two hundred fifty million, one hundred twelve thousand, two hundred twenty-five".