343965975386 has 16 divisors (see below), whose sum is σ = 562954792608. Its totient is φ = 156320010000.

The previous prime is 343965975377. The next prime is 343965975401. The reversal of 343965975386 is 683579569343.

It is a happy number.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 1282865 + ... + 1527636.

It is an arithmetic number, because the mean of its divisors is an integer number (35184674538).

Almost surely, 2^343965975386 is an apocalyptic number.

343965975386 is a deficient number, since it is larger than the sum of its proper divisors (218988817222).

343965975386 is a wasteful number, since it uses less digits than its factorization.

343965975386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816077.

The product of its digits is 440899200, while the sum is 68.

The spelling of 343965975386 in words is "three hundred forty-three billion, nine hundred sixty-five million, nine hundred seventy-five thousand, three hundred eighty-six".