3944713679 has 2 divisors, whose sum is σ = 3944713680. Its totient is φ = 3944713678.

The previous prime is 3944713651. The next prime is 3944713727. The reversal of 3944713679 is 9763174493.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3944713679 - 2¹² = 3944709583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3944713679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3944713579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1972356839 + 1972356840.

It is an arithmetic number, because the mean of its divisors is an integer number (1972356840).

Almost surely, 2^3944713679 is an apocalyptic number.

3944713679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3944713679 is an equidigital number, since it uses as much as digits as its factorization.

3944713679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 53.

The square root of 3944713679 is about 62806.9556577932. The cubic root of 3944713679 is about 1580.0536326130.

The spelling of 3944713679 in words is "three billion, nine hundred forty-four million, seven hundred thirteen thousand, six hundred seventy-nine".