300423442000440 has 192 divisors, whose sum is σ = 995785430925600. Its totient is φ = 72452567531520.

The previous prime is 300423442000399. The next prime is 300423442000501. The reversal of 300423442000440 is 44000244324003.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 300423442000398 and 300423442000407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50799505 + ... + 56404224.

Almost surely, 2^{300423442000440} is an apocalyptic number.

300423442000440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

300423442000440 is an abundant number, since it is smaller than the sum of its proper divisors (695361988925160).

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

300423442000440 is a wasteful number, since it uses less digits than its factorization.

300423442000440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107203958 (or 107203943 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 300423442000440 its reverse (44000244324003), we get a palindrome (344423686324443).

The spelling of 300423442000440 in words is "three hundred trillion, four hundred twenty-three billion, four hundred forty-two million, four hundred forty", and thus it is an aban number.