7641402670871 has 2 divisors, whose sum is σ = 7641402670872. Its totient is φ = 7641402670870.

The previous prime is 7641402670849. The next prime is 7641402670933. The reversal of 7641402670871 is 1780762041467.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7641402670871 - 2¹⁸ = 7641402408727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7641402670771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3820701335435 + 3820701335436.

It is an arithmetic number, because the mean of its divisors is an integer number (3820701335436).

Almost surely, 2^{7641402670871} is an apocalyptic number.

7641402670871 is a deficient number, since it is larger than the sum of its proper divisors (1).

7641402670871 is an equidigital number, since it uses as much as digits as its factorization.

7641402670871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3161088, while the sum is 53.

The spelling of 7641402670871 in words is "seven trillion, six hundred forty-one billion, four hundred two million, six hundred seventy thousand, eight hundred seventy-one".