5666316042240 has 1200 divisors, whose sum is σ = 23764482225792. Its totient is φ = 1264592093184.

The previous prime is 5666316042199. The next prime is 5666316042371. The reversal of 5666316042240 is 422406136665.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1997290102 + ... + 1997292938.

Almost surely, 2^{5666316042240} 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 5666316042240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11882241112896).

5666316042240 is an abundant number, since it is smaller than the sum of its proper divisors (18098166183552).

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

5666316042240 is an equidigital number, since it uses as much as digits as its factorization.

5666316042240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932 (or 2897 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 5666316042240 in words is "five trillion, six hundred sixty-six billion, three hundred sixteen million, forty-two thousand, two hundred forty".