30403433242 has 16 divisors (see below), whose sum is σ = 56129415552. Its totient is φ = 12027731760.

The previous prime is 30403433239. The next prime is 30403433321. The reversal of 30403433242 is 24233430403.

It is a self number, because there is not a number n which added to its sum of digits gives 30403433242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83525734 + ... + 83526097.

It is an arithmetic number, because the mean of its divisors is an integer number (3508088472).

Almost surely, 2^30403433242 is an apocalyptic number.

30403433242 is a deficient number, since it is larger than the sum of its proper divisors (25725982310).

30403433242 is a wasteful number, since it uses less digits than its factorization.

30403433242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167051853.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 30403433242 its reverse (24233430403), we get a palindrome (54636863645).

The spelling of 30403433242 in words is "thirty billion, four hundred three million, four hundred thirty-three thousand, two hundred forty-two".