385605461717 has 4 divisors (see below), whose sum is σ = 440691956256. Its totient is φ = 330518967180.

The previous prime is 385605461707. The next prime is 385605461737. The reversal of 385605461717 is 717164506583.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 385605461717 - 2²² = 385601267413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385605461707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27543247259 + ... + 27543247272.

It is an arithmetic number, because the mean of its divisors is an integer number (110172989064).

Almost surely, 2^385605461717 is an apocalyptic number.

It is an amenable number.

385605461717 is a deficient number, since it is larger than the sum of its proper divisors (55086494539).

385605461717 is an equidigital number, since it uses as much as digits as its factorization.

385605461717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55086494538.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 385605461717 in words is "three hundred eighty-five billion, six hundred five million, four hundred sixty-one thousand, seven hundred seventeen".