8636495633 has 2 divisors, whose sum is σ = 8636495634. Its totient is φ = 8636495632.

The previous prime is 8636495627. The next prime is 8636495677. The reversal of 8636495633 is 3365946368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5603570449 + 3032925184 = 74857^2 + 55072^2 .

It is a cyclic number.

It is not a de Polignac number, because 8636495633 - 2²⁴ = 8619718417 is a prime.

It is not a weakly prime, because it can be changed into another prime (8236495633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4318247816 + 4318247817.

It is an arithmetic number, because the mean of its divisors is an integer number (4318247817).

Almost surely, 2^8636495633 is an apocalyptic number.

It is an amenable number.

8636495633 is a deficient number, since it is larger than the sum of its proper divisors (1).

8636495633 is an equidigital number, since it uses as much as digits as its factorization.

8636495633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8398080, while the sum is 53.

The square root of 8636495633 is about 92932.7479040623. The cubic root of 8636495633 is about 2051.6936733441.

The spelling of 8636495633 in words is "eight billion, six hundred thirty-six million, four hundred ninety-five thousand, six hundred thirty-three".