349297005686 has 8 divisors (see below), whose sum is σ = 542012595120. Its totient is φ = 168626140648.

The previous prime is 349297005667. The next prime is 349297005703. The reversal of 349297005686 is 686500792943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3011181026 + ... + 3011181141.

It is an arithmetic number, because the mean of its divisors is an integer number (67751574390).

Almost surely, 2^349297005686 is an apocalyptic number.

349297005686 is a deficient number, since it is larger than the sum of its proper divisors (192715589434).

349297005686 is a wasteful number, since it uses less digits than its factorization.

349297005686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6022362198.

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 349297005686 in words is "three hundred forty-nine billion, two hundred ninety-seven million, five thousand, six hundred eighty-six".