73066666007 has 2 divisors, whose sum is σ = 73066666008. Its totient is φ = 73066666006.

The previous prime is 73066665983. The next prime is 73066666039. The reversal of 73066666007 is 70066666037.

It is a weak prime.

It is an emirp because it is prime and its reverse (70066666037) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73066666007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73066666097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36533333003 + 36533333004.

It is an arithmetic number, because the mean of its divisors is an integer number (36533333004).

Almost surely, 2^73066666007 is an apocalyptic number.

73066666007 is a deficient number, since it is larger than the sum of its proper divisors (1).

73066666007 is an equidigital number, since it uses as much as digits as its factorization.

73066666007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 47.

The spelling of 73066666007 in words is "seventy-three billion, sixty-six million, six hundred sixty-six thousand, seven".