385866177 has 8 divisors (see below), whose sum is σ = 516755616. Its totient is φ = 256110432.

The previous prime is 385866167. The next prime is 385866191. The reversal of 385866177 is 771668583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 385866177 - 2⁴ = 385866161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385866127) 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 in 7 ways as a sum of consecutive naturals, for example, 282628 + ... + 283989.

It is an arithmetic number, because the mean of its divisors is an integer number (64594452).

Almost surely, 2^385866177 is an apocalyptic number.

It is an amenable number.

385866177 is a deficient number, since it is larger than the sum of its proper divisors (130889439).

385866177 is a wasteful number, since it uses less digits than its factorization.

385866177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566847.

The product of its digits is 1693440, while the sum is 51.

The square root of 385866177 is about 19643.4767034759. The cubic root of 385866177 is about 728.0237892490.

The spelling of 385866177 in words is "three hundred eighty-five million, eight hundred sixty-six thousand, one hundred seventy-seven".