7667540325073 has 2 divisors, whose sum is σ = 7667540325074. Its totient is φ = 7667540325072.

The previous prime is 7667540325043. The next prime is 7667540325113. The reversal of 7667540325073 is 3705230457667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5120046613504 + 2547493711569 = 2262752^2 + 1596087^2 .

It is an emirp because it is prime and its reverse (3705230457667) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7667540325073 is a prime.

It is not a weakly prime, because it can be changed into another prime (7667540325043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3833770162536 + 3833770162537.

It is an arithmetic number, because the mean of its divisors is an integer number (3833770162537).

Almost surely, 2^{7667540325073} is an apocalyptic number.

It is an amenable number.

7667540325073 is a deficient number, since it is larger than the sum of its proper divisors (1).

7667540325073 is an equidigital number, since it uses as much as digits as its factorization.

7667540325073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22226400, while the sum is 55.

The spelling of 7667540325073 in words is "seven trillion, six hundred sixty-seven billion, five hundred forty million, three hundred twenty-five thousand, seventy-three".