3888065850 has 24 divisors (see below), whose sum is σ = 9642403680. Its totient is φ = 1036817520.

The previous prime is 3888065809. The next prime is 3888065851. The reversal of 3888065850 is 585608883.

It is a junction number, because it is equal to n+sod(n) for n = 3888065793 and 3888065802.

It is not an unprimeable number, because it can be changed into a prime (3888065851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12960070 + ... + 12960369.

It is an arithmetic number, because the mean of its divisors is an integer number (401766820).

Almost surely, 2^3888065850 is an apocalyptic number.

3888065850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3888065850 is an abundant number, since it is smaller than the sum of its proper divisors (5754337830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3888065850 is a wasteful number, since it uses less digits than its factorization.

3888065850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25920454 (or 25920449 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 51.

The square root of 3888065850 is about 62354.3571051775. The cubic root of 3888065850 is about 1572.4537138323.

The spelling of 3888065850 in words is "three billion, eight hundred eighty-eight million, sixty-five thousand, eight hundred fifty".