3845856648 has 16 divisors (see below), whose sum is σ = 9614641680. Its totient is φ = 1281952208.

The previous prime is 3845856631. The next prime is 3845856743. The reversal of 3845856648 is 8466585483.

3845856648 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3845856648² = 29581226713931591808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80121990 + ... + 80122037.

It is an arithmetic number, because the mean of its divisors is an integer number (600915105).

Almost surely, 2^3845856648 is an apocalyptic number.

It is an amenable number.

3845856648 is an abundant number, since it is smaller than the sum of its proper divisors (5768785032).

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

3845856648 is a wasteful number, since it uses less digits than its factorization.

3845856648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160244036 (or 160244032 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 57.

The square root of 3845856648 is about 62014.9711601965. The cubic root of 3845856648 is about 1566.7427632471.

The spelling of 3845856648 in words is "three billion, eight hundred forty-five million, eight hundred fifty-six thousand, six hundred forty-eight".