3678281344 has 16 divisors (see below), whose sum is σ = 7327826370. Its totient is φ = 1839140608.

The previous prime is 3678281297. The next prime is 3678281351. The reversal of 3678281344 is 4431828763.

3678281344 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 only one way, i.e., 3643329600 + 34951744 = 60360^2 + 5912^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 3678281294 and 3678281303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14368159 + ... + 14368414.

Almost surely, 2^3678281344 is an apocalyptic number.

It is an amenable number.

3678281344 is a deficient number, since it is larger than the sum of its proper divisors (3649545026).

3678281344 is an equidigital number, since it uses as much as digits as its factorization.

3678281344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28736587 (or 28736575 counting only the distinct ones).

The product of its digits is 774144, while the sum is 46.

The square root of 3678281344 is about 60648.8362955135. The cubic root of 3678281344 is about 1543.6481430411.

The spelling of 3678281344 in words is "three billion, six hundred seventy-eight million, two hundred eighty-one thousand, three hundred forty-four".