343001140240 has 80 divisors (see below), whose sum is σ = 870566351616. Its totient is φ = 124642995200.

The previous prime is 343001140199. The next prime is 343001140243. The reversal of 343001140240 is 42041100343.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (343001140243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1171689 + ... + 1434871.

Almost surely, 2^343001140240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343001140240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435283175808).

343001140240 is an abundant number, since it is smaller than the sum of its proper divisors (527565211376).

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

343001140240 is a wasteful number, since it uses less digits than its factorization.

343001140240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264688 (or 264682 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 343001140240 its reverse (42041100343), we get a palindrome (385042240583).

The spelling of 343001140240 in words is "three hundred forty-three billion, one million, one hundred forty thousand, two hundred forty".