13367908126225 has 9 divisors (see below), whose sum is σ = 16576228745083. Its totient is φ = 10694311876120.

The previous prime is 13367908126213. The next prime is 13367908126327. The reversal of 13367908126225 is 52262180976331.

The square root of 13367908126225 is 3656215.

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., 4812446925441 + 8555461200784 = 2193729^2 + 2924972^2 .

It is not a de Polignac number, because 13367908126225 - 2¹⁷ = 13367907995153 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 8 ways as a sum of consecutive naturals, for example, 17915454 + ... + 18646696.

Almost surely, 2^{13367908126225} is an apocalyptic number.

13367908126225 is the 3656215-th square number.

13367908126225 is the 1828108-th centered octagonal number.

It is an amenable number.

13367908126225 is a deficient number, since it is larger than the sum of its proper divisors (3208320618858).

13367908126225 is an frugal number, since it uses more digits than its factorization.

13367908126225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462496 (or 731248 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 13367908126225 in words is "thirteen trillion, three hundred sixty-seven billion, nine hundred eight million, one hundred twenty-six thousand, two hundred twenty-five".