30133040115440 has 80 divisors (see below), whose sum is σ = 74241595332000. Its totient is φ = 11342199684096.

The previous prime is 30133040115433. The next prime is 30133040115511. The reversal of 30133040115440 is 4451104033103.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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, 66298247 + ... + 66751206.

It is an arithmetic number, because the mean of its divisors is an integer number (928019941650).

Almost surely, 2^{30133040115440} is an apocalyptic number.

It is an amenable number.

30133040115440 is an abundant number, since it is smaller than the sum of its proper divisors (44108555216560).

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

30133040115440 is a wasteful number, since it uses less digits than its factorization.

30133040115440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133049634 (or 133049628 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 30133040115440 its reverse (4451104033103), we get a palindrome (34584144148543).

The spelling of 30133040115440 in words is "thirty trillion, one hundred thirty-three billion, forty million, one hundred fifteen thousand, four hundred forty".