7394678676479 has 2 divisors, whose sum is σ = 7394678676480. Its totient is φ = 7394678676478.

The previous prime is 7394678676383. The next prime is 7394678676481. The reversal of 7394678676479 is 9746768764937.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7394678676479 is a prime.

Together with 7394678676481, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 7394678676397 and 7394678676406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7394678676379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3697339338239 + 3697339338240.

It is an arithmetic number, because the mean of its divisors is an integer number (3697339338240).

Almost surely, 2^{7394678676479} is an apocalyptic number.

7394678676479 is a deficient number, since it is larger than the sum of its proper divisors (1).

7394678676479 is an equidigital number, since it uses as much as digits as its factorization.

7394678676479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16131032064, while the sum is 83.

The spelling of 7394678676479 in words is "seven trillion, three hundred ninety-four billion, six hundred seventy-eight million, six hundred seventy-six thousand, four hundred seventy-nine".