30000505055530 has 8 divisors (see below), whose sum is σ = 54000909099972. Its totient is φ = 12000202022208.

The previous prime is 30000505055509. The next prime is 30000505055579. The reversal of 30000505055530 is 3555050500003.

It can be written as a sum of positive squares in 2 ways, for example, as 29952951839041 + 47553216489 = 5472929^2 + 218067^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 30000505055492 and 30000505055501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500025252767 + ... + 1500025252786.

Almost surely, 2^{30000505055530} is an apocalyptic number.

30000505055530 is a deficient number, since it is larger than the sum of its proper divisors (24000404044442).

30000505055530 is a wasteful number, since it uses less digits than its factorization.

30000505055530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000050505560.

The product of its (nonzero) digits is 28125, while the sum is 31.

Adding to 30000505055530 its reverse (3555050500003), we get a palindrome (33555555555533).

The spelling of 30000505055530 in words is "thirty trillion, five hundred five million, fifty-five thousand, five hundred thirty".