3977662274863 has 2 divisors, whose sum is σ = 3977662274864. Its totient is φ = 3977662274862.

The previous prime is 3977662274843. The next prime is 3977662274869. The reversal of 3977662274863 is 3684722667793.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3977662274863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3977662274792 and 3977662274801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3977662274869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1988831137431 + 1988831137432.

It is an arithmetic number, because the mean of its divisors is an integer number (1988831137432).

Almost surely, 2^{3977662274863} is an apocalyptic number.

3977662274863 is a deficient number, since it is larger than the sum of its proper divisors (1).

3977662274863 is an equidigital number, since it uses as much as digits as its factorization.

3977662274863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768144384, while the sum is 70.

The spelling of 3977662274863 in words is "three trillion, nine hundred seventy-seven billion, six hundred sixty-two million, two hundred seventy-four thousand, eight hundred sixty-three".