660606006224 has 40 divisors (see below), whose sum is σ = 1324394106120. Its totient is φ = 318832640000.

The previous prime is 660606006167. The next prime is 660606006241. The reversal of 660606006224 is 422600606066.

It can be written as a sum of positive squares in 4 ways, for example, as 132175873600 + 528430132624 = 363560^2 + 726932^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678544 + ... + 2034384.

It is an arithmetic number, because the mean of its divisors is an integer number (33109852653).

Almost surely, 2^660606006224 is an apocalyptic number.

It is an amenable number.

660606006224 is an abundant number, since it is smaller than the sum of its proper divisors (663788099896).

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

660606006224 is a wasteful number, since it uses less digits than its factorization.

660606006224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359879 (or 359873 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 660606006224 in words is "six hundred sixty billion, six hundred six million, six thousand, two hundred twenty-four".