3666318140 has 12 divisors (see below), whose sum is σ = 7699268136. Its totient is φ = 1466527248.

The previous prime is 3666318101. The next prime is 3666318179. The reversal of 3666318140 is 418136663.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3666318101) and next prime (3666318179).

It is a junction number, because it is equal to n+sod(n) for n = 3666318094 and 3666318103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91657934 + ... + 91657973.

It is an arithmetic number, because the mean of its divisors is an integer number (641605678).

Almost surely, 2^3666318140 is an apocalyptic number.

It is an amenable number.

3666318140 is an abundant number, since it is smaller than the sum of its proper divisors (4032949996).

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

3666318140 is a wasteful number, since it uses less digits than its factorization.

3666318140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183315916 (or 183315914 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 3666318140 is about 60550.1291493255. The cubic root of 3666318140 is about 1541.9728103911.

The spelling of 3666318140 in words is "three billion, six hundred sixty-six million, three hundred eighteen thousand, one hundred forty".