30045403402 has 12 divisors (see below), whose sum is σ = 52426163250. Its totient is φ = 12876601416.

The previous prime is 30045403351. The next prime is 30045403403. The reversal of 30045403402 is 20430454003.

It can be written as a sum of positive squares in only one way, i.e., 28618150561 + 1427252841 = 169169^2 + 37779^2 .

It is not an unprimeable number, because it can be changed into a prime (30045403403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153292777 + ... + 153292972.

Almost surely, 2^30045403402 is an apocalyptic number.

30045403402 is a deficient number, since it is larger than the sum of its proper divisors (22380759848).

30045403402 is a wasteful number, since it uses less digits than its factorization.

30045403402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306585765 (or 306585758 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 30045403402 its reverse (20430454003), we get a palindrome (50475857405).

The spelling of 30045403402 in words is "thirty billion, forty-five million, four hundred three thousand, four hundred two".