7642202338871 has 2 divisors, whose sum is σ = 7642202338872. Its totient is φ = 7642202338870.

The previous prime is 7642202338817. The next prime is 7642202338879. The reversal of 7642202338871 is 1788332022467.

Together with previous prime (7642202338817) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7642202338871 - 2⁶ = 7642202338807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7642202338879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3821101169435 + 3821101169436.

It is an arithmetic number, because the mean of its divisors is an integer number (3821101169436).

Almost surely, 2^{7642202338871} is an apocalyptic number.

7642202338871 is a deficient number, since it is larger than the sum of its proper divisors (1).

7642202338871 is an equidigital number, since it uses as much as digits as its factorization.

7642202338871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 7642202338871 in words is "seven trillion, six hundred forty-two billion, two hundred two million, three hundred thirty-eight thousand, eight hundred seventy-one".