349108886256 has 320 divisors, whose sum is σ = 1025001062400. Its totient is φ = 101647872000.

The previous prime is 349108886249. The next prime is 349108886261. The reversal of 349108886256 is 652688801943.

It is a self number, because there is not a number n which added to its sum of digits gives 349108886256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 225376170 + ... + 225377718.

It is an arithmetic number, because the mean of its divisors is an integer number (3203128320).

Almost surely, 2^349108886256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 349108886256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512500531200).

349108886256 is an abundant number, since it is smaller than the sum of its proper divisors (675892176144).

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

349108886256 is a wasteful number, since it uses less digits than its factorization.

349108886256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856 (or 1850 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 60.

The spelling of 349108886256 in words is "three hundred forty-nine billion, one hundred eight million, eight hundred eighty-six thousand, two hundred fifty-six".