30253000030542 has 24 divisors (see below), whose sum is σ = 65548900340040. Its totient is φ = 10084220480880.

The previous prime is 30253000030529. The next prime is 30253000030549. The reversal of 30253000030542 is 24503000035203.

30253000030542 is a `hidden beast` number, since 30 + 25 + 300 + 0 + 0 + 305 + 4 + 2 = 666.

It is a super-3 number, since 3×30253000030542³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30253000030549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7744309 + ... + 10976352.

It is an arithmetic number, because the mean of its divisors is an integer number (2731204180835).

Almost surely, 2^{30253000030542} is an apocalyptic number.

30253000030542 is an abundant number, since it is smaller than the sum of its proper divisors (35295900309498).

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

30253000030542 is a wasteful number, since it uses less digits than its factorization.

30253000030542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18810448 (or 18810445 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

Adding to 30253000030542 its reverse (24503000035203), we get a palindrome (54756000065745).

The spelling of 30253000030542 in words is "thirty trillion, two hundred fifty-three billion, thirty thousand, five hundred forty-two".