30402022444 has 12 divisors (see below), whose sum is σ = 54105294600. Its totient is φ = 14943366848.

The previous prime is 30402022361. The next prime is 30402022451. The reversal of 30402022444 is 44422020403.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 64410829 + ... + 64411300.

It is an arithmetic number, because the mean of its divisors is an integer number (4508774550).

Almost surely, 2^30402022444 is an apocalyptic number.

It is an amenable number.

30402022444 is a deficient number, since it is larger than the sum of its proper divisors (23703272156).

30402022444 is a wasteful number, since it uses less digits than its factorization.

30402022444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128822192 (or 128822190 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 30402022444 its reverse (44422020403), we get a palindrome (74824042847).

The spelling of 30402022444 in words is "thirty billion, four hundred two million, twenty-two thousand, four hundred forty-four".