4320343031240 has 32 divisors (see below), whose sum is σ = 9721245716280. Its totient is φ = 1728052964352.

The previous prime is 4320343031201. The next prime is 4320343031267. The reversal of 4320343031240 is 421303430234.

It can be written as a sum of positive squares in 4 ways, for example, as 4237183467364 + 83159563876 = 2058442^2 + 288374^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798739 + ... + 3446178.

Almost surely, 2^{4320343031240} is an apocalyptic number.

4320343031240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4320343031240 is an abundant number, since it is smaller than the sum of its proper divisors (5400902685040).

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

4320343031240 is a wasteful number, since it uses less digits than its factorization.

4320343031240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265521 (or 5265517 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 4320343031240 its reverse (421303430234), we get a palindrome (4741646461474).

The spelling of 4320343031240 in words is "four trillion, three hundred twenty billion, three hundred forty-three million, thirty-one thousand, two hundred forty".