4245351180625 has 45 divisors (see below), whose sum is σ = 5383425746853. Its totient is φ = 3346789536000.

The previous prime is 4245351180617. The next prime is 4245351180641. The reversal of 4245351180625 is 5260811535424.

It is a happy number.

The square root of 4245351180625 is 2060425.

It is a perfect power (a square), and thus also a powerful number.

4245351180625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 22 ways, for example, as 2459856602449 + 1785494578176 = 1568393^2 + 1336224^2 .

It is not a de Polignac number, because 4245351180625 - 2³ = 4245351180617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3760275061 + ... + 3760276189.

Almost surely, 2^{4245351180625} is an apocalyptic number.

4245351180625 is the 2060425-th square number.

4245351180625 is the 1030213-rd centered octagonal number.

It is an amenable number.

4245351180625 is a deficient number, since it is larger than the sum of its proper divisors (1138074566228).

4245351180625 is an frugal number, since it uses more digits than its factorization.

4245351180625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 4245351180625 in words is "four trillion, two hundred forty-five billion, three hundred fifty-one million, one hundred eighty thousand, six hundred twenty-five".