343145500240 has 40 divisors (see below), whose sum is σ = 797894074368. Its totient is φ = 137244301440.

The previous prime is 343145500237. The next prime is 343145500241. The reversal of 343145500240 is 42005541343.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343145500241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596769 + ... + 1020991.

Almost surely, 2^343145500240 is an apocalyptic number.

It is an amenable number.

343145500240 is an abundant number, since it is smaller than the sum of its proper divisors (454748574128).

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

343145500240 is a wasteful number, since it uses less digits than its factorization.

343145500240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434347 (or 434341 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 343145500240 in words is "three hundred forty-three billion, one hundred forty-five million, five hundred thousand, two hundred forty".