11678725282225 has 9 divisors (see below), whose sum is σ = 14481640537963. Its totient is φ = 9342966556120.

The previous prime is 11678725282219. The next prime is 11678725282229. The reversal of 11678725282225 is 52228252787611.

The square root of 11678725282225 is 3417415.

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

11678725282225 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., 4204341101601 + 7474384180624 = 2050449^2 + 2733932^2 .

It is not a de Polignac number, because 11678725282225 - 2¹⁹ = 11678724757937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11678725282225.

It is not an unprimeable number, because it can be changed into a prime (11678725282229) 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, 16745334 + ... + 17428816.

Almost surely, 2^{11678725282225} is an apocalyptic number.

11678725282225 is the 3417415-th square number.

11678725282225 is the 1708708-th centered octagonal number.

It is an amenable number.

11678725282225 is a deficient number, since it is larger than the sum of its proper divisors (2802915255738).

11678725282225 is an frugal number, since it uses more digits than its factorization.

11678725282225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366976 (or 683488 counting only the distinct ones).

The product of its digits is 15052800, while the sum is 58.

The spelling of 11678725282225 in words is "eleven trillion, six hundred seventy-eight billion, seven hundred twenty-five million, two hundred eighty-two thousand, two hundred twenty-five".