343965975388 has 48 divisors (see below), whose sum is σ = 694490920704. Its totient is φ = 146009013120.

The previous prime is 343965975377. The next prime is 343965975401. The reversal of 343965975388 is 883579569343.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30946120 + ... + 30957232.

It is an arithmetic number, because the mean of its divisors is an integer number (14468560848).

Almost surely, 2^343965975388 is an apocalyptic number.

It is an amenable number.

343965975388 is an abundant number, since it is smaller than the sum of its proper divisors (350524945316).

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

343965975388 is a wasteful number, since it uses less digits than its factorization.

343965975388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21562 (or 21560 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 70.

The spelling of 343965975388 in words is "three hundred forty-three billion, nine hundred sixty-five million, nine hundred seventy-five thousand, three hundred eighty-eight".