3845313855 has 12 divisors (see below), whose sum is σ = 6665210760. Its totient is φ = 2050834032.

The previous prime is 3845313851. The next prime is 3845313859. The reversal of 3845313855 is 5583135483.

3845313855 is a `hidden beast` number, since 3 + 84 + 531 + 38 + 5 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (3845313851) and next prime (3845313859).

It is not a de Polignac number, because 3845313855 - 2² = 3845313851 is a prime.

It is a super-2 number, since 2×3845313855² = 29572877286909922050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 85451419 = 3845313855 / (3 + 8 + 4 + 5 + 3 + 1 + 3 + 8 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 3845313855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3845313851) 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 11 ways as a sum of consecutive naturals, for example, 42725665 + ... + 42725754.

It is an arithmetic number, because the mean of its divisors is an integer number (555434230).

Almost surely, 2^3845313855 is an apocalyptic number.

3845313855 is a deficient number, since it is larger than the sum of its proper divisors (2819896905).

3845313855 is a wasteful number, since it uses less digits than its factorization.

3845313855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85451430 (or 85451427 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 3845313855 is about 62010.5946996156. The cubic root of 3845313855 is about 1566.6690512765.

The spelling of 3845313855 in words is "three billion, eight hundred forty-five million, three hundred thirteen thousand, eight hundred fifty-five".