300400040244 has 24 divisors (see below), whose sum is σ = 700970902240. Its totient is φ = 100127993184.

The previous prime is 300400040243. The next prime is 300400040261. The reversal of 300400040244 is 442040004003.

It is a self number, because there is not a number n which added to its sum of digits gives 300400040244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300400040243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 432034 + ... + 887385.

Almost surely, 2^300400040244 is an apocalyptic number.

It is an amenable number.

300400040244 is an abundant number, since it is smaller than the sum of its proper divisors (400570861996).

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

300400040244 is a wasteful number, since it uses less digits than its factorization.

300400040244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338399 (or 1338397 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 300400040244 its reverse (442040004003), we get a palindrome (742440044247).

The spelling of 300400040244 in words is "three hundred billion, four hundred million, forty thousand, two hundred forty-four".