2636005633 has 2 divisors, whose sum is σ = 2636005634. Its totient is φ = 2636005632.

The previous prime is 2636005621. The next prime is 2636005681. The reversal of 2636005633 is 3365006362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2416017409 + 219988224 = 49153^2 + 14832^2 .

It is a cyclic number.

It is not a de Polignac number, because 2636005633 - 2⁹ = 2636005121 is a prime.

It is not a weakly prime, because it can be changed into another prime (2636005613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1318002816 + 1318002817.

It is an arithmetic number, because the mean of its divisors is an integer number (1318002817).

Almost surely, 2^2636005633 is an apocalyptic number.

It is an amenable number.

2636005633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2636005633 is an equidigital number, since it uses as much as digits as its factorization.

2636005633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 34.

The square root of 2636005633 is about 51342.0454695759. The cubic root of 2636005633 is about 1381.3872546038.

The spelling of 2636005633 in words is "two billion, six hundred thirty-six million, five thousand, six hundred thirty-three".