11478848922025 has 27 divisors (see below), whose sum is σ = 14378239563663. Its totient is φ = 9090802344000.

The previous prime is 11478848922017. The next prime is 11478848922097. The reversal of 11478848922025 is 52022984887411.

The square root of 11478848922025 is 3388045.

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

It can be written as a sum of positive squares in 13 ways, for example, as 352594877209 + 11126254044816 = 593797^2 + 3335604^2 .

It is not a de Polignac number, because 11478848922025 - 2³ = 11478848922017 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 (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1710959371 + ... + 1710966079.

Almost surely, 2^{11478848922025} is an apocalyptic number.

11478848922025 is the 3388045-th square number.

11478848922025 is the 1694023-rd centered octagonal number.

It is an amenable number.

11478848922025 is a deficient number, since it is larger than the sum of its proper divisors (2899390641638).

11478848922025 is an frugal number, since it uses more digits than its factorization.

11478848922025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630 (or 6815 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 61.

The spelling of 11478848922025 in words is "eleven trillion, four hundred seventy-eight billion, eight hundred forty-eight million, nine hundred twenty-two thousand, twenty-five".