3648888905 has 16 divisors (see below), whose sum is σ = 4426036560. Its totient is φ = 2887619328.

The previous prime is 3648888899. The next prime is 3648888907. The reversal of 3648888905 is 5098888463.

3648888905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 378535936 + 3270352969 = 19456^2 + 57187^2 .

It is a cyclic number.

It is not a de Polignac number, because 3648888905 - 2¹⁶ = 3648823369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3648888907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350759 + ... + 361011.

It is an arithmetic number, because the mean of its divisors is an integer number (276627285).

Almost surely, 2^3648888905 is an apocalyptic number.

It is an amenable number.

3648888905 is a deficient number, since it is larger than the sum of its proper divisors (777147655).

3648888905 is a wasteful number, since it uses less digits than its factorization.

3648888905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020.

The product of its (nonzero) digits is 13271040, while the sum is 59.

The square root of 3648888905 is about 60406.0336804197. The cubic root of 3648888905 is about 1539.5254771480.

The spelling of 3648888905 in words is "three billion, six hundred forty-eight million, eight hundred eighty-eight thousand, nine hundred five".