3960922399871 has 2 divisors, whose sum is σ = 3960922399872. Its totient is φ = 3960922399870.

The previous prime is 3960922399843. The next prime is 3960922399909. The reversal of 3960922399871 is 1789932290693.

It is a weak prime.

It is an emirp because it is prime and its reverse (1789932290693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3960922399871 - 2¹⁰ = 3960922398847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3960922399801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980461199935 + 1980461199936.

It is an arithmetic number, because the mean of its divisors is an integer number (1980461199936).

Almost surely, 2^{3960922399871} is an apocalyptic number.

3960922399871 is a deficient number, since it is larger than the sum of its proper divisors (1).

3960922399871 is an equidigital number, since it uses as much as digits as its factorization.

3960922399871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79361856, while the sum is 68.

The spelling of 3960922399871 in words is "three trillion, nine hundred sixty billion, nine hundred twenty-two million, three hundred ninety-nine thousand, eight hundred seventy-one".