3864795648 has 80 divisors (see below), whose sum is σ = 11766955200. Its totient is φ = 1104224256.

The previous prime is 3864795647. The next prime is 3864795653. The reversal of 3864795648 is 8465974683.

It is a junction number, because it is equal to n+sod(n) for n = 3864795591 and 3864795600.

It is not an unprimeable number, because it can be changed into a prime (3864795647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168973 + ... + 190476.

It is an arithmetic number, because the mean of its divisors is an integer number (147086940).

Almost surely, 2^3864795648 is an apocalyptic number.

It is an amenable number.

3864795648 is an abundant number, since it is smaller than the sum of its proper divisors (7902159552).

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

3864795648 is an equidigital number, since it uses as much as digits as its factorization.

3864795648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359477 (or 359461 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 60.

The square root of 3864795648 is about 62167.4806309537. The cubic root of 3864795648 is about 1569.3103720658.

The spelling of 3864795648 in words is "three billion, eight hundred sixty-four million, seven hundred ninety-five thousand, six hundred forty-eight".