6778755294001 has 2 divisors, whose sum is σ = 6778755294002. Its totient is φ = 6778755294000.

The previous prime is 6778755293971. The next prime is 6778755294053. The reversal of 6778755294001 is 1004925578776.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4584090820401 + 2194664473600 = 2141049^2 + 1481440^2 .

It is a cyclic number.

It is not a de Polignac number, because 6778755294001 - 2⁷ = 6778755293873 is a prime.

It is not a weakly prime, because it can be changed into another prime (6778755294301) 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 as a sum of consecutive naturals, namely, 3389377647000 + 3389377647001.

It is an arithmetic number, because the mean of its divisors is an integer number (3389377647001).

Almost surely, 2^{6778755294001} is an apocalyptic number.

It is an amenable number.

6778755294001 is a deficient number, since it is larger than the sum of its proper divisors (1).

6778755294001 is an equidigital number, since it uses as much as digits as its factorization.

6778755294001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29635200, while the sum is 61.

The spelling of 6778755294001 in words is "six trillion, seven hundred seventy-eight billion, seven hundred fifty-five million, two hundred ninety-four thousand, one".