1340224304430 has 128 divisors (see below), whose sum is σ = 3715897337856. Its totient is φ = 305746688000.

The previous prime is 1340224304407. The next prime is 1340224304477. The reversal of 1340224304430 is 344034220431.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53568604 + ... + 53593616.

It is an arithmetic number, because the mean of its divisors is an integer number (29030447952).

Almost surely, 2^{1340224304430} is an apocalyptic number.

1340224304430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1340224304430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1857948668928).

1340224304430 is an abundant number, since it is smaller than the sum of its proper divisors (2375673033426).

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

1340224304430 is a wasteful number, since it uses less digits than its factorization.

1340224304430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 1340224304430 its reverse (344034220431), we get a palindrome (1684258524861).

The spelling of 1340224304430 in words is "one trillion, three hundred forty billion, two hundred twenty-four million, three hundred four thousand, four hundred thirty".