36000378217 has 2 divisors, whose sum is σ = 36000378218. Its totient is φ = 36000378216.

The previous prime is 36000378203. The next prime is 36000378233. The reversal of 36000378217 is 71287300063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21100758121 + 14899620096 = 145261^2 + 122064^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36000378217 is a prime.

It is not a weakly prime, because it can be changed into another prime (36000378317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18000189108 + 18000189109.

It is an arithmetic number, because the mean of its divisors is an integer number (18000189109).

Almost surely, 2^36000378217 is an apocalyptic number.

It is an amenable number.

36000378217 is a deficient number, since it is larger than the sum of its proper divisors (1).

36000378217 is an equidigital number, since it uses as much as digits as its factorization.

36000378217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 36000378217 in words is "thirty-six billion, three hundred seventy-eight thousand, two hundred seventeen".