6650143401 has 8 divisors (see below), whose sum is σ = 9672935904. Its totient is φ = 4030389920.

The previous prime is 6650143399. The next prime is 6650143417. The reversal of 6650143401 is 1043410566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6650143401 - 2¹ = 6650143399 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6650143421) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 100759716 + ... + 100759781.

It is an arithmetic number, because the mean of its divisors is an integer number (1209116988).

Almost surely, 2^6650143401 is an apocalyptic number.

It is an amenable number.

6650143401 is a deficient number, since it is larger than the sum of its proper divisors (3022792503).

6650143401 is a wasteful number, since it uses less digits than its factorization.

6650143401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201519511.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 6650143401 is about 81548.4113947047. The cubic root of 6650143401 is about 1880.5158725593.

Adding to 6650143401 its reverse (1043410566), we get a palindrome (7693553967).

It can be divided in two parts, 6650 and 143401, that added together give a palindrome (150051).

The spelling of 6650143401 in words is "six billion, six hundred fifty million, one hundred forty-three thousand, four hundred one".