30194142782428 has 12 divisors (see below), whose sum is σ = 52868143084792. Its totient is φ = 15088959043920.

The previous prime is 30194142782411. The next prime is 30194142782477. The reversal of 30194142782428 is 82428724149103.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2028078450 + ... + 2028093337.

Almost surely, 2^{30194142782428} is an apocalyptic number.

It is an amenable number.

30194142782428 is a deficient number, since it is larger than the sum of its proper divisors (22674000302364).

30194142782428 is a wasteful number, since it uses less digits than its factorization.

30194142782428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4056173652 (or 4056173650 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 30194142782428 in words is "thirty trillion, one hundred ninety-four billion, one hundred forty-two million, seven hundred eighty-two thousand, four hundred twenty-eight".