305045443530042 has 32 divisors (see below), whose sum is σ = 624320291696640. Its totient is φ = 99310559528880.

The previous prime is 305045443530041. The next prime is 305045443530077. The reversal of 305045443530042 is 240035344540503.

It is a junction number, because it is equal to n+sod(n) for n = 305045443529976 and 305045443530003.

It is not an unprimeable number, because it can be changed into a prime (305045443530041) 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, 35143834 + ... + 42955557.

It is an arithmetic number, because the mean of its divisors is an integer number (19510009115520).

Almost surely, 2^{305045443530042} is an apocalyptic number.

305045443530042 is an abundant number, since it is smaller than the sum of its proper divisors (319274848166598).

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

305045443530042 is a wasteful number, since it uses less digits than its factorization.

305045443530042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78114578.

The product of its (nonzero) digits is 1728000, while the sum is 42.

The spelling of 305045443530042 in words is "three hundred five trillion, forty-five billion, four hundred forty-three million, five hundred thirty thousand, forty-two".