349209653468 has 12 divisors (see below), whose sum is σ = 658125885480. Its totient is φ = 161173686192.

The previous prime is 349209653467. The next prime is 349209653479. The reversal of 349209653468 is 864356902943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349209653467) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3357785078 + ... + 3357785181.

It is an arithmetic number, because the mean of its divisors is an integer number (54843823790).

Almost surely, 2^349209653468 is an apocalyptic number.

It is an amenable number.

349209653468 is a deficient number, since it is larger than the sum of its proper divisors (308916232012).

349209653468 is a wasteful number, since it uses less digits than its factorization.

349209653468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6715570276 (or 6715570274 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 59.

The spelling of 349209653468 in words is "three hundred forty-nine billion, two hundred nine million, six hundred fifty-three thousand, four hundred sixty-eight".