30533052412 has 12 divisors (see below), whose sum is σ = 53455624600. Its totient is φ = 15260016816.

The previous prime is 30533052379. The next prime is 30533052439. The reversal of 30533052412 is 21425033503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1616787 + ... + 1635562.

Almost surely, 2^30533052412 is an apocalyptic number.

It is an amenable number.

30533052412 is a deficient number, since it is larger than the sum of its proper divisors (22922572188).

30533052412 is a wasteful number, since it uses less digits than its factorization.

30533052412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254700 (or 3254698 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 30533052412 its reverse (21425033503), we get a palindrome (51958085915).

The spelling of 30533052412 in words is "thirty billion, five hundred thirty-three million, fifty-two thousand, four hundred twelve".