1563314326161 has 8 divisors (see below), whose sum is σ = 2382193258944. Its totient is φ = 893322472080.

The previous prime is 1563314326111. The next prime is 1563314326177. The reversal of 1563314326161 is 1616234133651.

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

It is not a de Polignac number, because 1563314326161 - 2¹⁵ = 1563314293393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1563314326111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37221769650 + ... + 37221769691.

It is an arithmetic number, because the mean of its divisors is an integer number (297774157368).

Almost surely, 2^{1563314326161} is an apocalyptic number.

It is an amenable number.

1563314326161 is a deficient number, since it is larger than the sum of its proper divisors (818878932783).

1563314326161 is an equidigital number, since it uses as much as digits as its factorization.

1563314326161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74443539351.

The product of its digits is 233280, while the sum is 42.

The spelling of 1563314326161 in words is "one trillion, five hundred sixty-three billion, three hundred fourteen million, three hundred twenty-six thousand, one hundred sixty-one".