73289360693 has 2 divisors, whose sum is σ = 73289360694. Its totient is φ = 73289360692.

The previous prime is 73289360663. The next prime is 73289360717. The reversal of 73289360693 is 39606398237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58089676324 + 15199684369 = 241018^2 + 123287^2 .

It is a cyclic number.

It is not a de Polignac number, because 73289360693 - 2⁶ = 73289360629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73289360623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36644680346 + 36644680347.

It is an arithmetic number, because the mean of its divisors is an integer number (36644680347).

Almost surely, 2^73289360693 is an apocalyptic number.

It is an amenable number.

73289360693 is a deficient number, since it is larger than the sum of its proper divisors (1).

73289360693 is an equidigital number, since it uses as much as digits as its factorization.

73289360693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8817984, while the sum is 56.

The spelling of 73289360693 in words is "seventy-three billion, two hundred eighty-nine million, three hundred sixty thousand, six hundred ninety-three".