3855500313 has 32 divisors (see below), whose sum is σ = 6090964992. Its totient is φ = 2123472000.

The previous prime is 3855500293. The next prime is 3855500321. The reversal of 3855500313 is 3130055583.

It is a happy number.

It is not a de Polignac number, because 3855500313 - 2⁶ = 3855500249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3855500333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44488 + ... + 98438.

It is an arithmetic number, because the mean of its divisors is an integer number (190342656).

Almost surely, 2^3855500313 is an apocalyptic number.

It is an amenable number.

3855500313 is a deficient number, since it is larger than the sum of its proper divisors (2235464679).

3855500313 is a wasteful number, since it uses less digits than its factorization.

3855500313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54085.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 3855500313 is about 62092.6751960326. The cubic root of 3855500313 is about 1568.0512303703.

Adding to 3855500313 its reverse (3130055583), we get a palindrome (6985555896).

The spelling of 3855500313 in words is "three billion, eight hundred fifty-five million, five hundred thousand, three hundred thirteen".