6432601225 has 12 divisors (see below), whose sum is σ = 8085693916. Its totient is φ = 5075585280.

The previous prime is 6432601213. The next prime is 6432601261. The reversal of 6432601225 is 5221062346.

It can be written as a sum of positive squares in 6 ways, for example, as 193655056 + 6238946169 = 13916^2 + 78987^2 .

It is not a de Polignac number, because 6432601225 - 2¹¹ = 6432599177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1760532 + ... + 1764181.

Almost surely, 2^6432601225 is an apocalyptic number.

It is an amenable number.

6432601225 is a deficient number, since it is larger than the sum of its proper divisors (1653092691).

6432601225 is a wasteful number, since it uses less digits than its factorization.

6432601225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3524796 (or 3524791 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 6432601225 is about 80203.4988326569. The cubic root of 6432601225 is about 1859.7827264800.

The spelling of 6432601225 in words is "six billion, four hundred thirty-two million, six hundred one thousand, two hundred twenty-five".