301143612040 has 64 divisors (see below), whose sum is σ = 724826718000. Its totient is φ = 112202907648.

The previous prime is 301143612019. The next prime is 301143612041. The reversal of 301143612040 is 40216341103.

It can be written as a sum of positive squares in 8 ways, for example, as 220454664676 + 80688947364 = 469526^2 + 284058^2 .

It is a junction number, because it is equal to n+sod(n) for n = 301143611996 and 301143612014.

It is not an unprimeable number, because it can be changed into a prime (301143612041) 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, 2216815 + ... + 2348734.

Almost surely, 2^301143612040 is an apocalyptic number.

It is an amenable number.

301143612040 is an abundant number, since it is smaller than the sum of its proper divisors (423683105960).

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

301143612040 is a wasteful number, since it uses less digits than its factorization.

301143612040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4565674 (or 4565670 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 301143612040 its reverse (40216341103), we get a palindrome (341359953143).

The spelling of 301143612040 in words is "three hundred one billion, one hundred forty-three million, six hundred twelve thousand, forty".