30354042343542 has 16 divisors (see below), whose sum is σ = 60708494656512. Its totient is φ = 10117945786280.

The previous prime is 30354042343531. The next prime is 30354042343543. The reversal of 30354042343542 is 24534324045303.

It is a junction number, because it is equal to n+sod(n) for n = 30354042343494 and 30354042343503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30354042343543) 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, 16115334 + ... + 17900057.

It is an arithmetic number, because the mean of its divisors is an integer number (3794280916032).

Almost surely, 2^{30354042343542} is an apocalyptic number.

30354042343542 is an abundant number, since it is smaller than the sum of its proper divisors (30354452312970).

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

30354042343542 is a wasteful number, since it uses less digits than its factorization.

30354042343542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34164123.

The product of its (nonzero) digits is 2073600, while the sum is 42.

Adding to 30354042343542 its reverse (24534324045303), we get a palindrome (54888366388845).

The spelling of 30354042343542 in words is "thirty trillion, three hundred fifty-four billion, forty-two million, three hundred forty-three thousand, five hundred forty-two".