45668990573 has 2 divisors, whose sum is σ = 45668990574. Its totient is φ = 45668990572.

The previous prime is 45668990513. The next prime is 45668990599. The reversal of 45668990573 is 37509986654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31398776809 + 14270213764 = 177197^2 + 119458^2 .

It is a cyclic number.

It is not a de Polignac number, because 45668990573 - 2¹⁰ = 45668989549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45668990513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22834495286 + 22834495287.

It is an arithmetic number, because the mean of its divisors is an integer number (22834495287).

Almost surely, 2^45668990573 is an apocalyptic number.

It is an amenable number.

45668990573 is a deficient number, since it is larger than the sum of its proper divisors (1).

45668990573 is an equidigital number, since it uses as much as digits as its factorization.

45668990573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48988800, while the sum is 62.

The spelling of 45668990573 in words is "forty-five billion, six hundred sixty-eight million, nine hundred ninety thousand, five hundred seventy-three".