30105330501440 has 56 divisors (see below), whose sum is σ = 73625840400552. Its totient is φ = 11716669163520.

The previous prime is 30105330501431. The next prime is 30105330501473. The reversal of 30105330501440 is 4410503350103.

It can be written as a sum of positive squares in 4 ways, for example, as 3207996223744 + 26897334277696 = 1791088^2 + 5186264^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1271328131 + ... + 1271351810.

Almost surely, 2^{30105330501440} is an apocalyptic number.

It is an amenable number.

30105330501440 is an abundant number, since it is smaller than the sum of its proper divisors (43520509899112).

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

30105330501440 is a wasteful number, since it uses less digits than its factorization.

30105330501440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542679995 (or 2542679985 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 30105330501440 its reverse (4410503350103), we get a palindrome (34515833851543).

The spelling of 30105330501440 in words is "thirty trillion, one hundred five billion, three hundred thirty million, five hundred one thousand, four hundred forty".