385536855 has 48 divisors (see below), whose sum is σ = 696481632. Its totient is φ = 181843200.

The previous prime is 385536793. The next prime is 385536869. The reversal of 385536855 is 558635583.

It is not a de Polignac number, because 385536855 - 2⁶ = 385536791 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 64285 + ... + 70025.

It is an arithmetic number, because the mean of its divisors is an integer number (14510034).

Almost surely, 2^385536855 is an apocalyptic number.

385536855 is a deficient number, since it is larger than the sum of its proper divisors (310944777).

385536855 is a wasteful number, since it uses less digits than its factorization.

385536855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5808 (or 5797 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 48.

The square root of 385536855 is about 19635.0924367572. The cubic root of 385536855 is about 727.8166168284.

The spelling of 385536855 in words is "three hundred eighty-five million, five hundred thirty-six thousand, eight hundred fifty-five".