1278016050683 has 2 divisors, whose sum is σ = 1278016050684. Its totient is φ = 1278016050682.

The previous prime is 1278016050679. The next prime is 1278016050709. The reversal of 1278016050683 is 3860506108721.

It is a weak prime.

It is an emirp because it is prime and its reverse (3860506108721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1278016050683 - 2² = 1278016050679 is a prime.

It is not a weakly prime, because it can be changed into another prime (1278016050583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639008025341 + 639008025342.

It is an arithmetic number, because the mean of its divisors is an integer number (639008025342).

Almost surely, 2^{1278016050683} is an apocalyptic number.

1278016050683 is a deficient number, since it is larger than the sum of its proper divisors (1).

1278016050683 is an equidigital number, since it uses as much as digits as its factorization.

1278016050683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 1278016050683 in words is "one trillion, two hundred seventy-eight billion, sixteen million, fifty thousand, six hundred eighty-three".