385833883455 has 24 divisors (see below), whose sum is σ = 690352241280. Its totient is φ = 199140068160.

The previous prime is 385833883433. The next prime is 385833883469. The reversal of 385833883455 is 554388338583.

It is a happy number.

385833883455 is a `hidden beast` number, since 3 + 8 + 583 + 3 + 8 + 8 + 3 + 45 + 5 = 666.

It is not a de Polignac number, because 385833883455 - 2¹⁸ = 385833621311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 385833883392 and 385833883401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138290320 + ... + 138293109.

It is an arithmetic number, because the mean of its divisors is an integer number (28764676720).

Almost surely, 2^385833883455 is an apocalyptic number.

385833883455 is a deficient number, since it is larger than the sum of its proper divisors (304518357825).

385833883455 is a wasteful number, since it uses less digits than its factorization.

385833883455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276583471 (or 276583468 counting only the distinct ones).

The product of its digits is 165888000, while the sum is 63.

The spelling of 385833883455 in words is "three hundred eighty-five billion, eight hundred thirty-three million, eight hundred eighty-three thousand, four hundred fifty-five".