3868647623 has 2 divisors, whose sum is σ = 3868647624. Its totient is φ = 3868647622.

The previous prime is 3868647611. The next prime is 3868647631. The reversal of 3868647623 is 3267468683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3868647623 - 2¹⁶ = 3868582087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3868640623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1934323811 + 1934323812.

It is an arithmetic number, because the mean of its divisors is an integer number (1934323812).

Almost surely, 2^3868647623 is an apocalyptic number.

3868647623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3868647623 is an equidigital number, since it uses as much as digits as its factorization.

3868647623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6967296, while the sum is 53.

The square root of 3868647623 is about 62198.4535418687. The cubic root of 3868647623 is about 1569.8315671202.

The spelling of 3868647623 in words is "three billion, eight hundred sixty-eight million, six hundred forty-seven thousand, six hundred twenty-three".