305406312344 has 16 divisors (see below), whose sum is σ = 654442098000. Its totient is φ = 130888419552.

The previous prime is 305406312331. The next prime is 305406312371. The reversal of 305406312344 is 443213604503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2726842019 + ... + 2726842130.

It is an arithmetic number, because the mean of its divisors is an integer number (40902631125).

Almost surely, 2^305406312344 is an apocalyptic number.

It is an amenable number.

305406312344 is an abundant number, since it is smaller than the sum of its proper divisors (349035785656).

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

305406312344 is a wasteful number, since it uses less digits than its factorization.

305406312344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453684162 (or 5453684158 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 305406312344 its reverse (443213604503), we get a palindrome (748619916847).

The spelling of 305406312344 in words is "three hundred five billion, four hundred six million, three hundred twelve thousand, three hundred forty-four".