30434421432 has 64 divisors (see below), whose sum is σ = 79884604800. Its totient is φ = 9648777600.

The previous prime is 30434421421. The next prime is 30434421469. The reversal of 30434421432 is 23412443403.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30434421432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279694 + ... + 372957.

It is an arithmetic number, because the mean of its divisors is an integer number (1248196950).

Almost surely, 2^30434421432 is an apocalyptic number.

It is an amenable number.

30434421432 is an abundant number, since it is smaller than the sum of its proper divisors (49450183368).

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

30434421432 is a wasteful number, since it uses less digits than its factorization.

30434421432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652756 (or 652752 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 30434421432 its reverse (23412443403), we get a palindrome (53846864835).

The spelling of 30434421432 in words is "thirty billion, four hundred thirty-four million, four hundred twenty-one thousand, four hundred thirty-two".