6650570144 has 12 divisors (see below), whose sum is σ = 13093310034. Its totient is φ = 3325285056.

The previous prime is 6650570137. The next prime is 6650570159. The reversal of 6650570144 is 4410750566.

It can be written as a sum of positive squares in only one way, i.e., 6498294544 + 152275600 = 80612^2 + 12340^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6650570098 and 6650570107.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103915127 + ... + 103915190.

Almost surely, 2^6650570144 is an apocalyptic number.

It is an amenable number.

6650570144 is a deficient number, since it is larger than the sum of its proper divisors (6442739890).

6650570144 is a wasteful number, since it uses less digits than its factorization.

6650570144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207830327 (or 207830319 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 6650570144 is about 81551.0278537309. The cubic root of 6650570144 is about 1880.5560962443.

The spelling of 6650570144 in words is "six billion, six hundred fifty million, five hundred seventy thousand, one hundred forty-four".