3945792467077 has 2 divisors, whose sum is σ = 3945792467078. Its totient is φ = 3945792467076.

The previous prime is 3945792467033. The next prime is 3945792467137. The reversal of 3945792467077 is 7707642975493.

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., 2885374452321 + 1060418014756 = 1698639^2 + 1029766^2 .

It is an emirp because it is prime and its reverse (7707642975493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3945792467077 - 2¹⁹ = 3945791942789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3945792466997 and 3945792467015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3945792467017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972896233538 + 1972896233539.

It is an arithmetic number, because the mean of its divisors is an integer number (1972896233539).

Almost surely, 2^{3945792467077} is an apocalyptic number.

It is an amenable number.

3945792467077 is a deficient number, since it is larger than the sum of its proper divisors (1).

3945792467077 is an equidigital number, since it uses as much as digits as its factorization.

3945792467077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560105280, while the sum is 70.

The spelling of 3945792467077 in words is "three trillion, nine hundred forty-five billion, seven hundred ninety-two million, four hundred sixty-seven thousand, seventy-seven".