131605554322363 has 32 divisors (see below), whose sum is σ = 146859150919680. Its totient is φ = 116933024208000.

The previous prime is 131605554322357. The next prime is 131605554322387. The reversal of 131605554322363 is 363223455506131.

It is not a de Polignac number, because 131605554322363 - 2⁴⁵ = 96421182233531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131605554323363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51602793 + ... + 54093061.

It is an arithmetic number, because the mean of its divisors is an integer number (4589348466240).

Almost surely, 2^{131605554322363} is an apocalyptic number.

131605554322363 is a deficient number, since it is larger than the sum of its proper divisors (15253596597317).

131605554322363 is a wasteful number, since it uses less digits than its factorization.

131605554322363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490939.

The product of its (nonzero) digits is 5832000, while the sum is 49.

The spelling of 131605554322363 in words is "one hundred thirty-one trillion, six hundred five billion, five hundred fifty-four million, three hundred twenty-two thousand, three hundred sixty-three".