7797479794343 has 2 divisors, whose sum is σ = 7797479794344. Its totient is φ = 7797479794342.

The previous prime is 7797479794337. The next prime is 7797479794387. The reversal of 7797479794343 is 3434979747977.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7797479794343 - 2¹⁴ = 7797479777959 is a prime.

It is a super-2 number, since 2×7797479794343² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7797479790343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3898739897171 + 3898739897172.

It is an arithmetic number, because the mean of its divisors is an integer number (3898739897172).

Almost surely, 2^{7797479794343} is an apocalyptic number.

7797479794343 is a deficient number, since it is larger than the sum of its proper divisors (1).

7797479794343 is an equidigital number, since it uses as much as digits as its factorization.

7797479794343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7057326528, while the sum is 80.

The spelling of 7797479794343 in words is "seven trillion, seven hundred ninety-seven billion, four hundred seventy-nine million, seven hundred ninety-four thousand, three hundred forty-three".