385856508335 has 4 divisors (see below), whose sum is σ = 463027810008. Its totient is φ = 308685206664.

The previous prime is 385856508311. The next prime is 385856508337. The reversal of 385856508335 is 533805658583.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 385856508335 - 2³⁴ = 368676639151 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 (385856508337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38585650829 + ... + 38585650838.

It is an arithmetic number, because the mean of its divisors is an integer number (115756952502).

Almost surely, 2^385856508335 is an apocalyptic number.

385856508335 is a deficient number, since it is larger than the sum of its proper divisors (77171301673).

385856508335 is an equidigital number, since it uses as much as digits as its factorization.

385856508335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77171301672.

The product of its (nonzero) digits is 51840000, while the sum is 59.

The spelling of 385856508335 in words is "three hundred eighty-five billion, eight hundred fifty-six million, five hundred eight thousand, three hundred thirty-five".