3666530988 has 24 divisors (see below), whose sum is σ = 9505821360. Its totient is φ = 1222176960.

The previous prime is 3666530977. The next prime is 3666530999. The reversal of 3666530988 is 8890356663.

3666530988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3666530977) and next prime (3666530999).

It is a super-2 number, since 2×3666530988² = 26886898971928512288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16974573 + ... + 16974788.

It is an arithmetic number, because the mean of its divisors is an integer number (396075890).

Almost surely, 2^3666530988 is an apocalyptic number.

It is an amenable number.

3666530988 is an abundant number, since it is smaller than the sum of its proper divisors (5839290372).

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

3666530988 is a wasteful number, since it uses less digits than its factorization.

3666530988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33949374 (or 33949366 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The square root of 3666530988 is about 60551.8867418679. The cubic root of 3666530988 is about 1542.0026495435.

The spelling of 3666530988 in words is "three billion, six hundred sixty-six million, five hundred thirty thousand, nine hundred eighty-eight".