146236043661161 has 8 divisors (see below), whose sum is σ = 146875362539400. Its totient is φ = 145598047057152.

The previous prime is 146236043661139. The next prime is 146236043661163. The reversal of 146236043661161 is 161166340632641.

It can be written as a sum of positive squares in 4 ways, for example, as 4793665029136 + 141442378632025 = 2189444^2 + 11892955^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 146236043661161 - 2²⁶ = 146235976552297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146236043661163) 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, 330346886 + ... + 330789263.

It is an arithmetic number, because the mean of its divisors is an integer number (18359420317425).

Almost surely, 2^{146236043661161} is an apocalyptic number.

It is an amenable number.

146236043661161 is a deficient number, since it is larger than the sum of its proper divisors (639318878239).

146236043661161 is an equidigital number, since it uses as much as digits as its factorization.

146236043661161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661137115.

The product of its (nonzero) digits is 2239488, while the sum is 50.

The spelling of 146236043661161 in words is "one hundred forty-six trillion, two hundred thirty-six billion, forty-three million, six hundred sixty-one thousand, one hundred sixty-one".