35420646332989 has 2 divisors, whose sum is σ = 35420646332990. Its totient is φ = 35420646332988.

The previous prime is 35420646332977. The next prime is 35420646333031. The reversal of 35420646332989 is 98923364602453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35195054581764 + 225591751225 = 5932542^2 + 474965^2 .

It is an emirp because it is prime and its reverse (98923364602453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 35420646332989 - 2⁵ = 35420646332957 is a prime.

It is a super-3 number, since 3×35420646332989³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 35420646332989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35420646338989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17710323166494 + 17710323166495.

It is an arithmetic number, because the mean of its divisors is an integer number (17710323166495).

Almost surely, 2^{35420646332989} is an apocalyptic number.

It is an amenable number.

35420646332989 is a deficient number, since it is larger than the sum of its proper divisors (1).

35420646332989 is an equidigital number, since it uses as much as digits as its factorization.

35420646332989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201553920, while the sum is 64.

The spelling of 35420646332989 in words is "thirty-five trillion, four hundred twenty billion, six hundred forty-six million, three hundred thirty-two thousand, nine hundred eighty-nine".