3666813340 has 12 divisors (see below), whose sum is σ = 7700308056. Its totient is φ = 1466725328.

The previous prime is 3666813233. The next prime is 3666813349. The reversal of 3666813340 is 433186663.

3666813340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3666813293 and 3666813302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666813349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91670314 + ... + 91670353.

It is an arithmetic number, because the mean of its divisors is an integer number (641692338).

Almost surely, 2^3666813340 is an apocalyptic number.

It is an amenable number.

3666813340 is an abundant number, since it is smaller than the sum of its proper divisors (4033494716).

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

3666813340 is a wasteful number, since it uses less digits than its factorization.

3666813340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183340676 (or 183340674 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 3666813340 is about 60554.2181850282. The cubic root of 3666813340 is about 1542.0422306769.

The spelling of 3666813340 in words is "three billion, six hundred sixty-six million, eight hundred thirteen thousand, three hundred forty".