3660550880 has 96 divisors (see below), whose sum is σ = 10085342400. Its totient is φ = 1255027200.

The previous prime is 3660550847. The next prime is 3660550903. The reversal of 3660550880 is 880550663.

3660550880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 21530 + ... + 88230.

It is an arithmetic number, because the mean of its divisors is an integer number (105055650).

Almost surely, 2^3660550880 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3660550880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5042671200).

3660550880 is an abundant number, since it is smaller than the sum of its proper divisors (6424791520).

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

3660550880 is an equidigital number, since it uses as much as digits as its factorization.

3660550880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66737 (or 66715 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 3660550880 is about 60502.4865604712. The cubic root of 3660550880 is about 1541.1638584817.

The spelling of 3660550880 in words is "three billion, six hundred sixty million, five hundred fifty thousand, eight hundred eighty".