3895738816 has 28 divisors (see below), whose sum is σ = 7773817320. Its totient is φ = 1936981760.

The previous prime is 3895738813. The next prime is 3895738817. The reversal of 3895738816 is 6188375983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3895738813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158575 + ... + 181486.

Almost surely, 2^3895738816 is an apocalyptic number.

It is an amenable number.

3895738816 is a deficient number, since it is larger than the sum of its proper divisors (3878078504).

3895738816 is a wasteful number, since it uses less digits than its factorization.

3895738816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340252 (or 340242 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 58.

The square root of 3895738816 is about 62415.8538834486. The cubic root of 3895738816 is about 1573.4874288089.

The spelling of 3895738816 in words is "three billion, eight hundred ninety-five million, seven hundred thirty-eight thousand, eight hundred sixteen".