978479242768367 has 2 divisors, whose sum is σ = 978479242768368. Its totient is φ = 978479242768366.

The previous prime is 978479242768297. The next prime is 978479242768369. The reversal of 978479242768367 is 763867242974879.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 978479242768367 - 2¹⁰ = 978479242767343 is a prime.

Together with 978479242768369, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (978479242768369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489239621384183 + 489239621384184.

It is an arithmetic number, because the mean of its divisors is an integer number (489239621384184).

Almost surely, 2^{978479242768367} is an apocalyptic number.

978479242768367 is a deficient number, since it is larger than the sum of its proper divisors (1).

978479242768367 is an equidigital number, since it uses as much as digits as its factorization.

978479242768367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86032171008, while the sum is 89.

The spelling of 978479242768367 in words is "nine hundred seventy-eight trillion, four hundred seventy-nine billion, two hundred forty-two million, seven hundred sixty-eight thousand, three hundred sixty-seven".