30242445330140 has 48 divisors (see below), whose sum is σ = 64861545498624. Its totient is φ = 11839385313600.

The previous prime is 30242445330091. The next prime is 30242445330143. The reversal of 30242445330140 is 4103354424203.

It is a self number, because there is not a number n which added to its sum of digits gives 30242445330140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30242445330143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59258255 + ... + 59766425.

It is an arithmetic number, because the mean of its divisors is an integer number (1351282197888).

Almost surely, 2^{30242445330140} is an apocalyptic number.

It is an amenable number.

30242445330140 is an abundant number, since it is smaller than the sum of its proper divisors (34619100168484).

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

30242445330140 is a wasteful number, since it uses less digits than its factorization.

30242445330140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571538 (or 571536 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 30242445330140 its reverse (4103354424203), we get a palindrome (34345799754343).

The spelling of 30242445330140 in words is "thirty trillion, two hundred forty-two billion, four hundred forty-five million, three hundred thirty thousand, one hundred forty".