9529167694225 has 9 divisors (see below), whose sum is σ = 11816187079867. Its totient is φ = 7623321807640.

The previous prime is 9529167694223. The next prime is 9529167694289. The reversal of 9529167694225 is 5224967619259.

The square root of 9529167694225 is 3086935.

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

9529167694225 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 only one way, i.e., 3430500369921 + 6098667324304 = 1852161^2 + 2469548^2 .

It is not a de Polignac number, because 9529167694225 - 2¹ = 9529167694223 is a prime.

It is a super-2 number, since 2×9529167694225² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9529167694223) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15125982 + ... + 15743368.

Almost surely, 2^{9529167694225} is an apocalyptic number.

9529167694225 is the 3086935-th square number.

9529167694225 is the 1543468-th centered octagonal number.

It is an amenable number.

9529167694225 is a deficient number, since it is larger than the sum of its proper divisors (2287019385642).

9529167694225 is an frugal number, since it uses more digits than its factorization.

9529167694225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234784 (or 617392 counting only the distinct ones).

The product of its digits is 146966400, while the sum is 67.

The spelling of 9529167694225 in words is "nine trillion, five hundred twenty-nine billion, one hundred sixty-seven million, six hundred ninety-four thousand, two hundred twenty-five".