385775176573 has 2 divisors, whose sum is σ = 385775176574. Its totient is φ = 385775176572.

The previous prime is 385775176543. The next prime is 385775176643. The reversal of 385775176573 is 375671577583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249157710649 + 136617465924 = 499157^2 + 369618^2 .

It is a cyclic number.

It is not a de Polignac number, because 385775176573 - 2²¹ = 385773079421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385775176543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192887588286 + 192887588287.

It is an arithmetic number, because the mean of its divisors is an integer number (192887588287).

Almost surely, 2^385775176573 is an apocalyptic number.

It is an amenable number.

385775176573 is a deficient number, since it is larger than the sum of its proper divisors (1).

385775176573 is an equidigital number, since it uses as much as digits as its factorization.

385775176573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129654000, while the sum is 64.

The spelling of 385775176573 in words is "three hundred eighty-five billion, seven hundred seventy-five million, one hundred seventy-six thousand, five hundred seventy-three".