36254040181 has 2 divisors, whose sum is σ = 36254040182. Its totient is φ = 36254040180.

The previous prime is 36254040161. The next prime is 36254040209. The reversal of 36254040181 is 18104045263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34237581156 + 2016459025 = 185034^2 + 44905^2 .

It is a cyclic number.

It is not a de Polignac number, because 36254040181 - 2³³ = 27664105589 is a prime.

It is a super-2 number, since 2×36254040181² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36254040161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18127020090 + 18127020091.

It is an arithmetic number, because the mean of its divisors is an integer number (18127020091).

Almost surely, 2^36254040181 is an apocalyptic number.

It is an amenable number.

36254040181 is a deficient number, since it is larger than the sum of its proper divisors (1).

36254040181 is an equidigital number, since it uses as much as digits as its factorization.

36254040181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 36254040181 in words is "thirty-six billion, two hundred fifty-four million, forty thousand, one hundred eighty-one".