1430440243300 has 18 divisors (see below), whose sum is σ = 3104055328178. Its totient is φ = 572176097280.

The previous prime is 1430440243247. The next prime is 1430440243303. The reversal of 1430440243300 is 33420440341.

It can be written as a sum of positive squares in 3 ways, for example, as 67113119844 + 1363327123456 = 259062^2 + 1167616^2 .

It is not an unprimeable number, because it can be changed into a prime (1430440243303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7152201117 + ... + 7152201316.

Almost surely, 2^{1430440243300} is an apocalyptic number.

1430440243300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1430440243300 is an abundant number, since it is smaller than the sum of its proper divisors (1673615084878).

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

1430440243300 is a wasteful number, since it uses less digits than its factorization.

1430440243300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14304402447 (or 14304402440 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1430440243300 its reverse (33420440341), we get a palindrome (1463860683641).

The spelling of 1430440243300 in words is "one trillion, four hundred thirty billion, four hundred forty million, two hundred forty-three thousand, three hundred".