30323135530505 has 16 divisors (see below), whose sum is σ = 36472840786944. Its totient is φ = 24201791672640.

The previous prime is 30323135530459. The next prime is 30323135530507. The reversal of 30323135530505 is 50503553132303.

It is not a de Polignac number, because 30323135530505 - 2²⁸ = 30322867095049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30323135530507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181050512 + ... + 181217918.

It is an arithmetic number, because the mean of its divisors is an integer number (2279552549184).

Almost surely, 2^{30323135530505} is an apocalyptic number.

It is an amenable number.

30323135530505 is a deficient number, since it is larger than the sum of its proper divisors (6149705256439).

30323135530505 is a wasteful number, since it uses less digits than its factorization.

30323135530505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251896.

The product of its (nonzero) digits is 303750, while the sum is 38.

Adding to 30323135530505 its reverse (50503553132303), we get a palindrome (80826688662808).

The spelling of 30323135530505 in words is "thirty trillion, three hundred twenty-three billion, one hundred thirty-five million, five hundred thirty thousand, five hundred five".