36363545161 has 2 divisors, whose sum is σ = 36363545162. Its totient is φ = 36363545160.

The previous prime is 36363545147. The next prime is 36363545177. The reversal of 36363545161 is 16154536363.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35948160000 + 415385161 = 189600^2 + 20381^2 .

It is a cyclic number.

It is not a de Polignac number, because 36363545161 - 2¹⁷ = 36363414089 is a prime.

It is not a weakly prime, because it can be changed into another prime (36363549161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18181772580 + 18181772581.

It is an arithmetic number, because the mean of its divisors is an integer number (18181772581).

Almost surely, 2^36363545161 is an apocalyptic number.

It is an amenable number.

36363545161 is a deficient number, since it is larger than the sum of its proper divisors (1).

36363545161 is an equidigital number, since it uses as much as digits as its factorization.

36363545161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 43.

The spelling of 36363545161 in words is "thirty-six billion, three hundred sixty-three million, five hundred forty-five thousand, one hundred sixty-one".