73650430853 has 2 divisors, whose sum is σ = 73650430854. Its totient is φ = 73650430852.

The previous prime is 73650430801. The next prime is 73650430871. The reversal of 73650430853 is 35803405637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62371566049 + 11278864804 = 249743^2 + 106202^2 .

It is a cyclic number.

It is not a de Polignac number, because 73650430853 - 2¹⁰ = 73650429829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73650433853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36825215426 + 36825215427.

It is an arithmetic number, because the mean of its divisors is an integer number (36825215427).

Almost surely, 2^73650430853 is an apocalyptic number.

It is an amenable number.

73650430853 is a deficient number, since it is larger than the sum of its proper divisors (1).

73650430853 is an equidigital number, since it uses as much as digits as its factorization.

73650430853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 73650430853 in words is "seventy-three billion, six hundred fifty million, four hundred thirty thousand, eight hundred fifty-three".