36636480929989 has 2 divisors, whose sum is σ = 36636480929990. Its totient is φ = 36636480929988.

The previous prime is 36636480929977. The next prime is 36636480930043. The reversal of 36636480929989 is 98992908463663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34741888350625 + 1894592579364 = 5894225^2 + 1376442^2 .

It is a cyclic number.

It is not a de Polignac number, because 36636480929989 - 2²³ = 36636472541381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36636480929189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18318240464994 + 18318240464995.

It is an arithmetic number, because the mean of its divisors is an integer number (18318240464995).

Almost surely, 2^{36636480929989} is an apocalyptic number.

It is an amenable number.

36636480929989 is a deficient number, since it is larger than the sum of its proper divisors (1).

36636480929989 is an equidigital number, since it uses as much as digits as its factorization.

36636480929989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6530347008, while the sum is 82.

The spelling of 36636480929989 in words is "thirty-six trillion, six hundred thirty-six billion, four hundred eighty million, nine hundred twenty-nine thousand, nine hundred eighty-nine".