385550551759 has 2 divisors, whose sum is σ = 385550551760. Its totient is φ = 385550551758.

The previous prime is 385550551679. The next prime is 385550551781. The reversal of 385550551759 is 957155055583.

It is a strong prime.

It is an emirp because it is prime and its reverse (957155055583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 385550551759 - 2²¹ = 385548454607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385550551159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192775275879 + 192775275880.

It is an arithmetic number, because the mean of its divisors is an integer number (192775275880).

Almost surely, 2^385550551759 is an apocalyptic number.

385550551759 is a deficient number, since it is larger than the sum of its proper divisors (1).

385550551759 is an equidigital number, since it uses as much as digits as its factorization.

385550551759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23625000, while the sum is 58.

The spelling of 385550551759 in words is "three hundred eighty-five billion, five hundred fifty million, five hundred fifty-one thousand, seven hundred fifty-nine".