20074516573 has 2 divisors, whose sum is σ = 20074516574. Its totient is φ = 20074516572.

The previous prime is 20074516513. The next prime is 20074516603. The reversal of 20074516573 is 37561547002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17139260889 + 2935255684 = 130917^2 + 54178^2 .

It is a cyclic number.

It is not a de Polignac number, because 20074516573 - 2¹³ = 20074508381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20074516513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10037258286 + 10037258287.

It is an arithmetic number, because the mean of its divisors is an integer number (10037258287).

Almost surely, 2^20074516573 is an apocalyptic number.

It is an amenable number.

20074516573 is a deficient number, since it is larger than the sum of its proper divisors (1).

20074516573 is an equidigital number, since it uses as much as digits as its factorization.

20074516573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 40.

The spelling of 20074516573 in words is "twenty billion, seventy-four million, five hundred sixteen thousand, five hundred seventy-three".