385162396109 has 2 divisors, whose sum is σ = 385162396110. Its totient is φ = 385162396108.

The previous prime is 385162396043. The next prime is 385162396127. The reversal of 385162396109 is 901693261583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 362103062500 + 23059333609 = 601750^2 + 151853^2 .

It is a cyclic number.

It is not a de Polignac number, because 385162396109 - 2¹⁶ = 385162330573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385162396139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192581198054 + 192581198055.

It is an arithmetic number, because the mean of its divisors is an integer number (192581198055).

Almost surely, 2^385162396109 is an apocalyptic number.

It is an amenable number.

385162396109 is a deficient number, since it is larger than the sum of its proper divisors (1).

385162396109 is an equidigital number, since it uses as much as digits as its factorization.

385162396109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2099520, while the sum is 53.

The spelling of 385162396109 in words is "three hundred eighty-five billion, one hundred sixty-two million, three hundred ninety-six thousand, one hundred nine".