150665101116161 has 16 divisors (see below), whose sum is σ = 159914341483344. Its totient is φ = 141458889314304.

The previous prime is 150665101116119. The next prime is 150665101116191. The reversal of 150665101116161 is 161611101566051.

It can be written as a sum of positive squares in 8 ways, for example, as 50902959506161 + 99762141610000 = 7134631^2 + 9988100^2 .

It is a cyclic number.

It is not a de Polignac number, because 150665101116161 - 2⁴² = 146267054605057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150665101116191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63891071 + ... + 66207243.

It is an arithmetic number, because the mean of its divisors is an integer number (9994646342709).

Almost surely, 2^{150665101116161} is an apocalyptic number.

It is an amenable number.

150665101116161 is a deficient number, since it is larger than the sum of its proper divisors (9249240367183).

150665101116161 is a wasteful number, since it uses less digits than its factorization.

150665101116161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325460.

The product of its (nonzero) digits is 32400, while the sum is 41.

The spelling of 150665101116161 in words is "one hundred fifty trillion, six hundred sixty-five billion, one hundred one million, one hundred sixteen thousand, one hundred sixty-one".