5442580666 has 16 divisors (see below), whose sum is σ = 8967182400. Its totient is φ = 2465974368.

The previous prime is 5442580657. The next prime is 5442580679. The reversal of 5442580666 is 6660852445.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 3112731 + ... + 3114478.

It is an arithmetic number, because the mean of its divisors is an integer number (560448900).

Almost surely, 2^5442580666 is an apocalyptic number.

5442580666 is a deficient number, since it is larger than the sum of its proper divisors (3524601734).

5442580666 is a wasteful number, since it uses less digits than its factorization.

5442580666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6227253.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The square root of 5442580666 is about 73773.8481170665. The cubic root of 5442580666 is about 1759.0099314874.

The spelling of 5442580666 in words is "five billion, four hundred forty-two million, five hundred eighty thousand, six hundred sixty-six".