1065678372079 has 2 divisors, whose sum is σ = 1065678372080. Its totient is φ = 1065678372078.

The previous prime is 1065678372047. The next prime is 1065678372089. The reversal of 1065678372079 is 9702738765601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065678372079 - 2⁵ = 1065678372047 is a prime.

It is a super-2 number, since 2×1065678372079² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065678372089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532839186039 + 532839186040.

It is an arithmetic number, because the mean of its divisors is an integer number (532839186040).

Almost surely, 2^{1065678372079} is an apocalyptic number.

1065678372079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065678372079 is an equidigital number, since it uses as much as digits as its factorization.

1065678372079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26671680, while the sum is 61.

The spelling of 1065678372079 in words is "one trillion, sixty-five billion, six hundred seventy-eight million, three hundred seventy-two thousand, seventy-nine".