36430939697 has 2 divisors, whose sum is σ = 36430939698. Its totient is φ = 36430939696.

The previous prime is 36430939681. The next prime is 36430939703. The reversal of 36430939697 is 79693903463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29230398961 + 7200540736 = 170969^2 + 84856^2 .

It is a cyclic number.

It is not a de Polignac number, because 36430939697 - 2⁴ = 36430939681 is a prime.

It is not a weakly prime, because it can be changed into another prime (36430969697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18215469848 + 18215469849.

It is an arithmetic number, because the mean of its divisors is an integer number (18215469849).

Almost surely, 2^36430939697 is an apocalyptic number.

It is an amenable number.

36430939697 is a deficient number, since it is larger than the sum of its proper divisors (1).

36430939697 is an equidigital number, since it uses as much as digits as its factorization.

36430939697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19840464, while the sum is 59.

The spelling of 36430939697 in words is "thirty-six billion, four hundred thirty million, nine hundred thirty-nine thousand, six hundred ninety-seven".