73325353867697 has 2 divisors, whose sum is σ = 73325353867698. Its totient is φ = 73325353867696.

The previous prime is 73325353867669. The next prime is 73325353867721. The reversal of 73325353867697 is 79676835352337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64856462329201 + 8468891538496 = 8053351^2 + 2910136^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73325353867697 is a prime.

It is not a weakly prime, because it can be changed into another prime (73325353827697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36662676933848 + 36662676933849.

It is an arithmetic number, because the mean of its divisors is an integer number (36662676933849).

Almost surely, 2^{73325353867697} is an apocalyptic number.

It is an amenable number.

73325353867697 is a deficient number, since it is larger than the sum of its proper divisors (1).

73325353867697 is an equidigital number, since it uses as much as digits as its factorization.

73325353867697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600676800, while the sum is 74.

The spelling of 73325353867697 in words is "seventy-three trillion, three hundred twenty-five billion, three hundred fifty-three million, eight hundred sixty-seven thousand, six hundred ninety-seven".