774339084271 has 2 divisors, whose sum is σ = 774339084272. Its totient is φ = 774339084270.

The previous prime is 774339084251. The next prime is 774339084313. The reversal of 774339084271 is 172480933477.

It is a weak prime.

It is an emirp because it is prime and its reverse (172480933477) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 774339084271 - 2⁷ = 774339084143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (774339084241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387169542135 + 387169542136.

It is an arithmetic number, because the mean of its divisors is an integer number (387169542136).

Almost surely, 2^774339084271 is an apocalyptic number.

774339084271 is a deficient number, since it is larger than the sum of its proper divisors (1).

774339084271 is an equidigital number, since it uses as much as digits as its factorization.

774339084271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 55.

The spelling of 774339084271 in words is "seven hundred seventy-four billion, three hundred thirty-nine million, eighty-four thousand, two hundred seventy-one".