4225515125 has 16 divisors (see below), whose sum is σ = 5679094512. Its totient is φ = 3120379200.

The previous prime is 4225515097. The next prime is 4225515163. The reversal of 4225515125 is 5215155224.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2605694116 + 1619821009 = 51046^2 + 40247^2 .

It is not a de Polignac number, because 4225515125 - 2⁶ = 4225515061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4225515091 and 4225515100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1298534 + ... + 1301783.

It is an arithmetic number, because the mean of its divisors is an integer number (354943407).

Almost surely, 2^4225515125 is an apocalyptic number.

It is an amenable number.

4225515125 is a deficient number, since it is larger than the sum of its proper divisors (1453579387).

4225515125 is a wasteful number, since it uses less digits than its factorization.

4225515125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600345 (or 2600335 counting only the distinct ones).

The product of its digits is 20000, while the sum is 32.

The square root of 4225515125 is about 65003.9623792273. The cubic root of 4225515125 is about 1616.6892611478.

The spelling of 4225515125 in words is "four billion, two hundred twenty-five million, five hundred fifteen thousand, one hundred twenty-five".