6078478218849 has 9 divisors (see below), whose sum is σ = 8780034777553. Its totient is φ = 4052313881652.

The previous prime is 6078478218793. The next prime is 6078478218881. The reversal of 6078478218849 is 9488128748706.

The square root of 6078478218849 is 2465457.

It is a perfect power (a square), and thus also a powerful number.

6078478218849 is a `hidden beast` number, since 6 + 0 + 78 + 478 + 2 + 1 + 8 + 84 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 6078478218849 - 2⁷ = 6078478218721 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6078478214849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6985462 + ... + 7807280.

Almost surely, 2^{6078478218849} is an apocalyptic number.

6078478218849 is the 2465457-th square number.

6078478218849 is the 1232729-th centered octagonal number.

It is an amenable number.

6078478218849 is a deficient number, since it is larger than the sum of its proper divisors (2701556558704).

6078478218849 is an frugal number, since it uses more digits than its factorization.

6078478218849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643644 (or 821822 counting only the distinct ones).

The product of its (nonzero) digits is 346816512, while the sum is 72.

The spelling of 6078478218849 in words is "six trillion, seventy-eight billion, four hundred seventy-eight million, two hundred eighteen thousand, eight hundred forty-nine".