1772348606867 has 2 divisors, whose sum is σ = 1772348606868. Its totient is φ = 1772348606866.

The previous prime is 1772348606767. The next prime is 1772348606891. The reversal of 1772348606867 is 7686068432771.

It is a strong prime.

It is an emirp because it is prime and its reverse (7686068432771) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1772348606867 - 2¹⁶ = 1772348541331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1772348606467) 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, 886174303433 + 886174303434.

It is an arithmetic number, because the mean of its divisors is an integer number (886174303434).

Almost surely, 2^{1772348606867} is an apocalyptic number.

1772348606867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1772348606867 is an equidigital number, since it uses as much as digits as its factorization.

1772348606867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113799168, while the sum is 65.

The spelling of 1772348606867 in words is "one trillion, seven hundred seventy-two billion, three hundred forty-eight million, six hundred six thousand, eight hundred sixty-seven".