305341642612140 has 48 divisors (see below), whose sum is σ = 899954315070720. Its totient is φ = 77138941291200.

The previous prime is 305341642612081. The next prime is 305341642612151. The reversal of 305341642612140 is 41216246143503.

It is a junction number, because it is equal to n+sod(n) for n = 305341642612092 and 305341642612101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133921771936 + ... + 133921774215.

It is an arithmetic number, because the mean of its divisors is an integer number (18749048230640).

Almost surely, 2^{305341642612140} is an apocalyptic number.

305341642612140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

305341642612140 is an abundant number, since it is smaller than the sum of its proper divisors (594612672458580).

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

305341642612140 is a wasteful number, since it uses less digits than its factorization.

305341642612140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267843546182 (or 267843546180 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 305341642612140 its reverse (41216246143503), we get a palindrome (346557888755643).

The spelling of 305341642612140 in words is "three hundred five trillion, three hundred forty-one billion, six hundred forty-two million, six hundred twelve thousand, one hundred forty".