36169719497 has 2 divisors, whose sum is σ = 36169719498. Its totient is φ = 36169719496.

The previous prime is 36169719449. The next prime is 36169719533. The reversal of 36169719497 is 79491796163.

It is a happy number.

36169719497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21639586816 + 14530132681 = 147104^2 + 120541^2 .

It is a cyclic number.

It is not a de Polignac number, because 36169719497 - 2¹⁴ = 36169703113 is a prime.

It is not a weakly prime, because it can be changed into another prime (36169719407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18084859748 + 18084859749.

It is an arithmetic number, because the mean of its divisors is an integer number (18084859749).

Almost surely, 2^36169719497 is an apocalyptic number.

It is an amenable number.

36169719497 is a deficient number, since it is larger than the sum of its proper divisors (1).

36169719497 is an equidigital number, since it uses as much as digits as its factorization.

36169719497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15431472, while the sum is 62.

The spelling of 36169719497 in words is "thirty-six billion, one hundred sixty-nine million, seven hundred nineteen thousand, four hundred ninety-seven".