349839710354 has 8 divisors (see below), whose sum is σ = 524826960780. Its totient is φ = 174897390096.

The previous prime is 349839710351. The next prime is 349839710369. The reversal of 349839710354 is 453017938943.

It can be written as a sum of positive squares in 2 ways, for example, as 291948944329 + 57890766025 = 540323^2 + 240605^2 .

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

It is a super-2 number, since 2×349839710354² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 349839710354.

It is not an unprimeable number, because it can be changed into a prime (349839710351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11213069 + ... + 11244224.

Almost surely, 2^349839710354 is an apocalyptic number.

349839710354 is a deficient number, since it is larger than the sum of its proper divisors (174987250426).

349839710354 is a wasteful number, since it uses less digits than its factorization.

349839710354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22465084.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 349839710354 in words is "three hundred forty-nine billion, eight hundred thirty-nine million, seven hundred ten thousand, three hundred fifty-four".