30496143208 has 8 divisors (see below), whose sum is σ = 57180268530. Its totient is φ = 15248071600.

The previous prime is 30496143203. The next prime is 30496143221. The reversal of 30496143208 is 80234169403.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20169112324 + 10327030884 = 142018^2 + 101622^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (30496143203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906008943 + ... + 1906008958.

Almost surely, 2^30496143208 is an apocalyptic number.

It is an amenable number.

30496143208 is a deficient number, since it is larger than the sum of its proper divisors (26684125322).

30496143208 is a wasteful number, since it uses less digits than its factorization.

30496143208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812017907 (or 3812017903 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 30496143208 in words is "thirty billion, four hundred ninety-six million, one hundred forty-three thousand, two hundred eight".