30240343020042 has 32 divisors (see below), whose sum is σ = 67239097196160. Its totient is φ = 10074364100640.

The previous prime is 30240343019993. The next prime is 30240343020049. The reversal of 30240343020042 is 24002034304203.

30240343020042 is a `hidden beast` number, since 3 + 0 + 24 + 0 + 3 + 430 + 200 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 30240343019988 and 30240343020015.

It is not an unprimeable number, because it can be changed into a prime (30240343020049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159633334 + ... + 159822657.

It is an arithmetic number, because the mean of its divisors is an integer number (2101221787380).

Almost surely, 2^{30240343020042} is an apocalyptic number.

30240343020042 is an abundant number, since it is smaller than the sum of its proper divisors (36998754176118).

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

30240343020042 is a wasteful number, since it uses less digits than its factorization.

30240343020042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319457755 (or 319457749 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 30240343020042 its reverse (24002034304203), we get a palindrome (54242377324245).

The spelling of 30240343020042 in words is "thirty trillion, two hundred forty billion, three hundred forty-three million, twenty thousand, forty-two".