35105539661 has 2 divisors, whose sum is σ = 35105539662. Its totient is φ = 35105539660.

The previous prime is 35105539643. The next prime is 35105539663. The reversal of 35105539661 is 16693550153.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24871182436 + 10234357225 = 157706^2 + 101165^2 .

It is a cyclic number.

It is not a de Polignac number, because 35105539661 - 2²⁶ = 35038430797 is a prime.

Together with 35105539663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35105539663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17552769830 + 17552769831.

It is an arithmetic number, because the mean of its divisors is an integer number (17552769831).

Almost surely, 2^35105539661 is an apocalyptic number.

It is an amenable number.

35105539661 is a deficient number, since it is larger than the sum of its proper divisors (1).

35105539661 is an equidigital number, since it uses as much as digits as its factorization.

35105539661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 364500, while the sum is 44.

The spelling of 35105539661 in words is "thirty-five billion, one hundred five million, five hundred thirty-nine thousand, six hundred sixty-one".