36506321249 has 2 divisors, whose sum is σ = 36506321250. Its totient is φ = 36506321248.

The previous prime is 36506321221. The next prime is 36506321281. The reversal of 36506321249 is 94212360563.

36506321249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23613854224 + 12892467025 = 153668^2 + 113545^2 .

It is an emirp because it is prime and its reverse (94212360563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36506321249 - 2²⁴ = 36489544033 is a prime.

It is a super-2 number, since 2×36506321249² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36506321549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18253160624 + 18253160625.

It is an arithmetic number, because the mean of its divisors is an integer number (18253160625).

Almost surely, 2^36506321249 is an apocalyptic number.

It is an amenable number.

36506321249 is a deficient number, since it is larger than the sum of its proper divisors (1).

36506321249 is an equidigital number, since it uses as much as digits as its factorization.

36506321249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 36506321249 in words is "thirty-six billion, five hundred six million, three hundred twenty-one thousand, two hundred forty-nine".