3660383820 has 48 divisors (see below), whose sum is σ = 10788503040. Its totient is φ = 924728256.

The previous prime is 3660383761. The next prime is 3660383833. The reversal of 3660383820 is 283830663.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1604292 + ... + 1606571.

It is an arithmetic number, because the mean of its divisors is an integer number (224760480).

Almost surely, 2^3660383820 is an apocalyptic number.

3660383820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3660383820 is an abundant number, since it is smaller than the sum of its proper divisors (7128119220).

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

3660383820 is a wasteful number, since it uses less digits than its factorization.

3660383820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210894 (or 3210892 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 3660383820 is about 60501.1059403049. The cubic root of 3660383820 is about 1541.1404129440.

The spelling of 3660383820 in words is "three billion, six hundred sixty million, three hundred eighty-three thousand, eight hundred twenty".