35712742661 has 2 divisors, whose sum is σ = 35712742662. Its totient is φ = 35712742660.

The previous prime is 35712742633. The next prime is 35712742699. The reversal of 35712742661 is 16624721753.

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., 24275509636 + 11437233025 = 155806^2 + 106945^2 .

It is a cyclic number.

It is not a de Polignac number, because 35712742661 - 2¹⁴ = 35712726277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35712702661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17856371330 + 17856371331.

It is an arithmetic number, because the mean of its divisors is an integer number (17856371331).

Almost surely, 2^35712742661 is an apocalyptic number.

It is an amenable number.

35712742661 is a deficient number, since it is larger than the sum of its proper divisors (1).

35712742661 is an equidigital number, since it uses as much as digits as its factorization.

35712742661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The spelling of 35712742661 in words is "thirty-five billion, seven hundred twelve million, seven hundred forty-two thousand, six hundred sixty-one".