343401330440 has 64 divisors (see below), whose sum is σ = 886991938560. Its totient is φ = 117209606400.

The previous prime is 343401330413. The next prime is 343401330469. The reversal of 343401330440 is 44033104343.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2687411 + ... + 2812290.

It is an arithmetic number, because the mean of its divisors is an integer number (13859249040).

Almost surely, 2^343401330440 is an apocalyptic number.

It is an amenable number.

343401330440 is an abundant number, since it is smaller than the sum of its proper divisors (543590608120).

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

343401330440 is a wasteful number, since it uses less digits than its factorization.

343401330440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499942 (or 5499938 counting only the distinct ones).

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

Adding to 343401330440 its reverse (44033104343), we get a palindrome (387434434783).

The spelling of 343401330440 in words is "three hundred forty-three billion, four hundred one million, three hundred thirty thousand, four hundred forty".