30132432434 has 32 divisors (see below), whose sum is σ = 50902435584. Its totient is φ = 13273634880.

The previous prime is 30132432427. The next prime is 30132432439. The reversal of 30132432434 is 43423423103.

It is a junction number, because it is equal to n+sod(n) for n = 30132432397 and 30132432406.

It is not an unprimeable number, because it can be changed into a prime (30132432439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221027 + ... + 330329.

It is an arithmetic number, because the mean of its divisors is an integer number (1590701112).

Almost surely, 2^30132432434 is an apocalyptic number.

30132432434 is a deficient number, since it is larger than the sum of its proper divisors (20770003150).

30132432434 is a wasteful number, since it uses less digits than its factorization.

30132432434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109802.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 30132432434 its reverse (43423423103), we get a palindrome (73555855537).

The spelling of 30132432434 in words is "thirty billion, one hundred thirty-two million, four hundred thirty-two thousand, four hundred thirty-four".