978313242313879 has 8 divisors (see below), whose sum is σ = 1023034571994240. Its totient is φ = 933774076910136.

The previous prime is 978313242313807. The next prime is 978313242313903.

978313242313879 is nontrivially palindromic in base 10.

978313242313879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 978313242313879 - 2²⁷ = 978313108096151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (978313242313079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45541058169 + ... + 45541079650.

It is an arithmetic number, because the mean of its divisors is an integer number (127879321499280).

Almost surely, 2^{978313242313879} is an apocalyptic number.

978313242313879 is a deficient number, since it is larger than the sum of its proper divisors (44721329680361).

978313242313879 is a wasteful number, since it uses less digits than its factorization.

978313242313879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91082138309.

The product of its digits is 329204736, while the sum is 70.

The spelling of 978313242313879 in words is "nine hundred seventy-eight trillion, three hundred thirteen billion, two hundred forty-two million, three hundred thirteen thousand, eight hundred seventy-nine".