1325436123426 has 8 divisors (see below), whose sum is σ = 2650872246864. Its totient is φ = 441812041140.

The previous prime is 1325436123377. The next prime is 1325436123439. The reversal of 1325436123426 is 6243216345231.

It is a sphenic number, since it is the product of 3 distinct primes.

1325436123426 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110453010280 + ... + 110453010291.

It is an arithmetic number, because the mean of its divisors is an integer number (331359030858).

Almost surely, 2^{1325436123426} is an apocalyptic number.

1325436123426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325436123426 is a wasteful number, since it uses less digits than its factorization.

1325436123426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220906020576.

The product of its digits is 622080, while the sum is 42.

The spelling of 1325436123426 in words is "one trillion, three hundred twenty-five billion, four hundred thirty-six million, one hundred twenty-three thousand, four hundred twenty-six".