3313672107661 has 2 divisors, whose sum is σ = 3313672107662. Its totient is φ = 3313672107660.

The previous prime is 3313672107649. The next prime is 3313672107689. The reversal of 3313672107661 is 1667012763133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3272231362761 + 41440744900 = 1808931^2 + 203570^2 .

It is a cyclic number.

It is not a de Polignac number, because 3313672107661 - 2³¹ = 3311524624013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3313672107601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1656836053830 + 1656836053831.

It is an arithmetic number, because the mean of its divisors is an integer number (1656836053831).

Almost surely, 2^{3313672107661} is an apocalyptic number.

It is an amenable number.

3313672107661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3313672107661 is an equidigital number, since it uses as much as digits as its factorization.

3313672107661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 46.

The spelling of 3313672107661 in words is "three trillion, three hundred thirteen billion, six hundred seventy-two million, one hundred seven thousand, six hundred sixty-one".