8063697312225 has 27 divisors (see below), whose sum is σ = 14443054145299. Its totient is φ = 4300615849200.

The previous prime is 8063697312211. The next prime is 8063697312277. The reversal of 8063697312225 is 5222137963608.

The square root of 8063697312225 is 2839665.

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

It can be written as a sum of positive squares in only one way, i.e., 2902931032401 + 5160766279824 = 1703799^2 + 2271732^2 .

It is not a de Polignac number, because 8063697312225 - 2¹⁵ = 8063697279457 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 (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 42500320 + ... + 42689630.

Almost surely, 2^{8063697312225} is an apocalyptic number.

8063697312225 is the 2839665-th square number.

8063697312225 is the 1419833-rd centered octagonal number.

It is an amenable number.

8063697312225 is a deficient number, since it is larger than the sum of its proper divisors (6379356833074).

8063697312225 is an frugal number, since it uses more digits than its factorization.

8063697312225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378638 (or 189319 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 8063697312225 in words is "eight trillion, sixty-three billion, six hundred ninety-seven million, three hundred twelve thousand, two hundred twenty-five".