630013468225 has 12 divisors (see below), whose sum is σ = 781227834156. Its totient is φ = 504003591680.

The previous prime is 630013468213. The next prime is 630013468261. The reversal of 630013468225 is 522864310036.

It can be written as a sum of positive squares in 6 ways, for example, as 214095424 + 629799372801 = 14632^2 + 793599^2 .

It is not a de Polignac number, because 630013468225 - 2¹³ = 630013460033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2259069 + ... + 2522581.

It is an arithmetic number, because the mean of its divisors is an integer number (65102319513).

Almost surely, 2^630013468225 is an apocalyptic number.

It is an amenable number.

630013468225 is a deficient number, since it is larger than the sum of its proper divisors (151214365931).

630013468225 is a wasteful number, since it uses less digits than its factorization.

630013468225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359156 (or 359151 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 630013468225 in words is "six hundred thirty billion, thirteen million, four hundred sixty-eight thousand, two hundred twenty-five".