3660805461800 has 96 divisors (see below), whose sum is σ = 8739671428800. Its totient is φ = 1425526932480.

The previous prime is 3660805461773. The next prime is 3660805461827. The reversal of 3660805461800 is 81645080663.

It is an interprime number because it is at equal distance from previous prime (3660805461773) and next prime (3660805461827).

It is a super-2 number, since 2×3660805461800² (a number of 26 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 290609 + ... + 2721408.

It is an arithmetic number, because the mean of its divisors is an integer number (91038244050).

Almost surely, 2^{3660805461800} is an apocalyptic number.

It is an amenable number.

3660805461800 is an abundant number, since it is smaller than the sum of its proper divisors (5078865967000).

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

3660805461800 is a wasteful number, since it uses less digits than its factorization.

3660805461800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3012195 (or 3012186 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 3660805461800 in words is "three trillion, six hundred sixty billion, eight hundred five million, four hundred sixty-one thousand, eight hundred".