349346912252 has 24 divisors (see below), whose sum is σ = 658679100576. Its totient is φ = 161164905408.

The previous prime is 349346912249. The next prime is 349346912263. The reversal of 349346912252 is 252219643943.

It is a self number, because there is not a number n which added to its sum of digits gives 349346912252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385288 + ... + 1617935.

It is an arithmetic number, because the mean of its divisors is an integer number (27444962524).

Almost surely, 2^349346912252 is an apocalyptic number.

It is an amenable number.

349346912252 is a deficient number, since it is larger than the sum of its proper divisors (309332188324).

349346912252 is a wasteful number, since it uses less digits than its factorization.

349346912252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005477 (or 3005475 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 50.

The spelling of 349346912252 in words is "three hundred forty-nine billion, three hundred forty-six million, nine hundred twelve thousand, two hundred fifty-two".