305041445040542 has 16 divisors (see below), whose sum is σ = 531791381185920. Its totient is φ = 128516250452568.

The previous prime is 305041445040509. The next prime is 305041445040557. The reversal of 305041445040542 is 245040544140503.

It is a self number, because there is not a number n which added to its sum of digits gives 305041445040542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184649784308 + ... + 184649785959.

It is an arithmetic number, because the mean of its divisors is an integer number (33236961324120).

Almost surely, 2^{305041445040542} is an apocalyptic number.

305041445040542 is a deficient number, since it is larger than the sum of its proper divisors (226749936145378).

305041445040542 is a wasteful number, since it uses less digits than its factorization.

305041445040542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369299570335.

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 305041445040542 in words is "three hundred five trillion, forty-one billion, four hundred forty-five million, forty thousand, five hundred forty-two".