35999999999989 has 2 divisors, whose sum is σ = 35999999999990. Its totient is φ = 35999999999988.

The previous prime is 35999999999933. The next prime is 36000000000053. The reversal of 35999999999989 is 98999999999953.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22219816164100 + 13780183835889 = 4713790^2 + 3712167^2 .

It is a cyclic number.

It is not a de Polignac number, because 35999999999989 - 2³³ = 35991410065397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35999999999189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17999999999994 + 17999999999995.

It is an arithmetic number, because the mean of its divisors is an integer number (17999999999995).

Almost surely, 2^{35999999999989} is an apocalyptic number.

It is an amenable number.

35999999999989 is a deficient number, since it is larger than the sum of its proper divisors (1).

35999999999989 is an equidigital number, since it uses as much as digits as its factorization.

35999999999989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3765727153080, while the sum is 115.

The spelling of 35999999999989 in words is "thirty-five trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred eighty-nine".