30502040343243 has 16 divisors (see below), whose sum is σ = 46482458246400. Its totient is φ = 17428552835616.

The previous prime is 30502040342989. The next prime is 30502040343259. The reversal of 30502040343243 is 34234304020503.

It is not a de Polignac number, because 30502040343243 - 2⁸ = 30502040342987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30502040343293) 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, 49037893 + ... + 49656006.

It is an arithmetic number, because the mean of its divisors is an integer number (2905153640400).

Almost surely, 2^{30502040343243} is an apocalyptic number.

30502040343243 is a deficient number, since it is larger than the sum of its proper divisors (15980417903157).

30502040343243 is a wasteful number, since it uses less digits than its factorization.

30502040343243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98708626.

The product of its (nonzero) digits is 103680, while the sum is 33.

Adding to 30502040343243 its reverse (34234304020503), we get a palindrome (64736344363746).

The spelling of 30502040343243 in words is "thirty trillion, five hundred two billion, forty million, three hundred forty-three thousand, two hundred forty-three".