30130453650 has 96 divisors (see below), whose sum is σ = 85807008000. Its totient is φ = 6919905600.

The previous prime is 30130453637. The next prime is 30130453681. The reversal of 30130453650 is 5635403103.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 449200 + ... + 511899.

It is an arithmetic number, because the mean of its divisors is an integer number (893823000).

Almost surely, 2^30130453650 is an apocalyptic number.

30130453650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30130453650 is an abundant number, since it is smaller than the sum of its proper divisors (55676554350).

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

30130453650 is a wasteful number, since it uses less digits than its factorization.

30130453650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961144 (or 961139 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 30130453650 its reverse (5635403103), we get a palindrome (35765856753).

The spelling of 30130453650 in words is "thirty billion, one hundred thirty million, four hundred fifty-three thousand, six hundred fifty".