385056443273 has 2 divisors, whose sum is σ = 385056443274. Its totient is φ = 385056443272.

The previous prime is 385056443237. The next prime is 385056443279. The reversal of 385056443273 is 372344650583.

It is a happy number.

Together with previous prime (385056443237) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 320233755664 + 64822687609 = 565892^2 + 254603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385056443273 is a prime.

It is not a weakly prime, because it can be changed into another prime (385056443279) 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, 192528221636 + 192528221637.

It is an arithmetic number, because the mean of its divisors is an integer number (192528221637).

Almost surely, 2^385056443273 is an apocalyptic number.

It is an amenable number.

385056443273 is a deficient number, since it is larger than the sum of its proper divisors (1).

385056443273 is an equidigital number, since it uses as much as digits as its factorization.

385056443273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 385056443273 in words is "three hundred eighty-five billion, fifty-six million, four hundred forty-three thousand, two hundred seventy-three".