73766265017 has 2 divisors, whose sum is σ = 73766265018. Its totient is φ = 73766265016.

The previous prime is 73766265007. The next prime is 73766265029. The reversal of 73766265017 is 71056266737.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71772553216 + 1993711801 = 267904^2 + 44651^2 .

It is a cyclic number.

It is not a de Polignac number, because 73766265017 - 2¹⁸ = 73766002873 is a prime.

It is not a weakly prime, because it can be changed into another prime (73766265007) 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, 36883132508 + 36883132509.

It is an arithmetic number, because the mean of its divisors is an integer number (36883132509).

Almost surely, 2^73766265017 is an apocalyptic number.

It is an amenable number.

73766265017 is a deficient number, since it is larger than the sum of its proper divisors (1).

73766265017 is an equidigital number, since it uses as much as digits as its factorization.

73766265017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 73766265017 in words is "seventy-three billion, seven hundred sixty-six million, two hundred sixty-five thousand, seventeen".