30343053305442 has 16 divisors (see below), whose sum is σ = 60686197360992. Its totient is φ = 10114335976800.

The previous prime is 30343053305359. The next prime is 30343053305447. The reversal of 30343053305442 is 24450335034303.

It is a self number, because there is not a number n which added to its sum of digits gives 30343053305442.

It is not an unprimeable number, because it can be changed into a prime (30343053305447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037853 + ... + 7858959.

It is an arithmetic number, because the mean of its divisors is an integer number (3792887335062).

Almost surely, 2^{30343053305442} is an apocalyptic number.

30343053305442 is an abundant number, since it is smaller than the sum of its proper divisors (30343144055550).

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

30343053305442 is a wasteful number, since it uses less digits than its factorization.

30343053305442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7562513.

The product of its (nonzero) digits is 777600, while the sum is 39.

Adding to 30343053305442 its reverse (24450335034303), we get a palindrome (54793388339745).

The spelling of 30343053305442 in words is "thirty trillion, three hundred forty-three billion, fifty-three million, three hundred five thousand, four hundred forty-two".