385853023541 has 2 divisors, whose sum is σ = 385853023542. Its totient is φ = 385853023540.

The previous prime is 385853023513. The next prime is 385853023571. The reversal of 385853023541 is 145320358583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 351327667441 + 34525356100 = 592729^2 + 185810^2 .

It is a cyclic number.

It is not a de Polignac number, because 385853023541 - 2¹⁰ = 385853022517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385853023571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192926511770 + 192926511771.

It is an arithmetic number, because the mean of its divisors is an integer number (192926511771).

Almost surely, 2^385853023541 is an apocalyptic number.

It is an amenable number.

385853023541 is a deficient number, since it is larger than the sum of its proper divisors (1).

385853023541 is an equidigital number, since it uses as much as digits as its factorization.

385853023541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 385853023541 in words is "three hundred eighty-five billion, eight hundred fifty-three million, twenty-three thousand, five hundred forty-one".