3959674620677 has 2 divisors, whose sum is σ = 3959674620678. Its totient is φ = 3959674620676.

The previous prime is 3959674620661. The next prime is 3959674620689. The reversal of 3959674620677 is 7760264769593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2987732992036 + 971941628641 = 1728506^2 + 985871^2 .

It is a cyclic number.

It is not a de Polignac number, because 3959674620677 - 2⁴ = 3959674620661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3959674620677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3953674620677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1979837310338 + 1979837310339.

It is an arithmetic number, because the mean of its divisors is an integer number (1979837310339).

Almost surely, 2^{3959674620677} is an apocalyptic number.

It is an amenable number.

3959674620677 is a deficient number, since it is larger than the sum of its proper divisors (1).

3959674620677 is an equidigital number, since it uses as much as digits as its factorization.

3959674620677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720135360, while the sum is 71.

The spelling of 3959674620677 in words is "three trillion, nine hundred fifty-nine billion, six hundred seventy-four million, six hundred twenty thousand, six hundred seventy-seven".