3912955648 has 36 divisors (see below), whose sum is σ = 8926434160. Its totient is φ = 1676980224.

The previous prime is 3912955619. The next prime is 3912955727. The reversal of 3912955648 is 8465592193.

3912955648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3912955648² = 30622443806430199808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3912955595 and 3912955604.

It is a congruent number.

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, 1089993 + ... + 1093576.

Almost surely, 2^3912955648 is an apocalyptic number.

It is an amenable number.

3912955648 is an abundant number, since it is smaller than the sum of its proper divisors (5013478512).

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

3912955648 is an equidigital number, since it uses as much as digits as its factorization.

3912955648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183592 (or 2183578 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The square root of 3912955648 is about 62553.6221812934. The cubic root of 3912955648 is about 1575.8019798100.

The spelling of 3912955648 in words is "three billion, nine hundred twelve million, nine hundred fifty-five thousand, six hundred forty-eight".