6278249866346 has 16 divisors (see below), whose sum is σ = 9494024268960. Its totient is φ = 3113677926960.

The previous prime is 6278249866331. The next prime is 6278249866379. The reversal of 6278249866346 is 6436689428726.

It is a self number, because there is not a number n which added to its sum of digits gives 6278249866346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25581860 + ... + 25826111.

It is an arithmetic number, because the mean of its divisors is an integer number (593376516810).

Almost surely, 2^{6278249866346} is an apocalyptic number.

6278249866346 is a deficient number, since it is larger than the sum of its proper divisors (3215774402614).

6278249866346 is a wasteful number, since it uses less digits than its factorization.

6278249866346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51408469.

The product of its digits is 1003290624, while the sum is 71.

The spelling of 6278249866346 in words is "six trillion, two hundred seventy-eight billion, two hundred forty-nine million, eight hundred sixty-six thousand, three hundred forty-six".