3850265638 has 16 divisors (see below), whose sum is σ = 6264279504. Its totient is φ = 1767696640.

The previous prime is 3850265599. The next prime is 3850265647. The reversal of 3850265638 is 8365620583.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379620 + ... + 1382407.

It is an arithmetic number, because the mean of its divisors is an integer number (391517469).

Almost surely, 2^3850265638 is an apocalyptic number.

3850265638 is a deficient number, since it is larger than the sum of its proper divisors (2414013866).

3850265638 is a wasteful number, since it uses less digits than its factorization.

3850265638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2762087.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The square root of 3850265638 is about 62050.5087650375. The cubic root of 3850265638 is about 1567.3412528031.

The spelling of 3850265638 in words is "three billion, eight hundred fifty million, two hundred sixty-five thousand, six hundred thirty-eight".