13400225404425 has 18 divisors (see below), whose sum is σ = 24001292613662. Its totient is φ = 7146786882240.

The previous prime is 13400225404409. The next prime is 13400225404427. The reversal of 13400225404425 is 52440452200431.

13400225404425 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 0 + 225 + 4 + 0 + 4 + 425 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 3145986858249 + 10254238546176 = 1773693^2 + 3202224^2 .

It is not a de Polignac number, because 13400225404425 - 2⁴ = 13400225404409 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 13400225404425.

It is not an unprimeable number, because it can be changed into a prime (13400225404427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29778278452 + ... + 29778278901.

Almost surely, 2^{13400225404425} is an apocalyptic number.

13400225404425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13400225404425 is a deficient number, since it is larger than the sum of its proper divisors (10601067209237).

13400225404425 is a wasteful number, since it uses less digits than its factorization.

13400225404425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59556557369 (or 59556557361 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 13400225404425 its reverse (52440452200431), we get a palindrome (65840677604856).

The spelling of 13400225404425 in words is "thirteen trillion, four hundred billion, two hundred twenty-five million, four hundred four thousand, four hundred twenty-five".