10343443240 has 128 divisors (see below), whose sum is σ = 25811724960. Its totient is φ = 3705606144.

The previous prime is 10343443217. The next prime is 10343443249. The reversal of 10343443240 is 4234434301.

It can be written as a sum of positive squares in 16 ways, for example, as 326235844 + 10017207396 = 18062^2 + 100086^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10343443199 and 10343443208.

It is not an unprimeable number, because it can be changed into a prime (10343443249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11793682 + ... + 11794558.

Almost surely, 2^10343443240 is an apocalyptic number.

10343443240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10343443240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12905862480).

10343443240 is an abundant number, since it is smaller than the sum of its proper divisors (15468281720).

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

10343443240 is a wasteful number, since it uses less digits than its factorization.

10343443240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1547 counting only the distinct ones).

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

Adding to 10343443240 its reverse (4234434301), we get a palindrome (14577877541).

The spelling of 10343443240 in words is "ten billion, three hundred forty-three million, four hundred forty-three thousand, two hundred forty".