349215219768 has 16 divisors (see below), whose sum is σ = 873038049480. Its totient is φ = 116405073248.

The previous prime is 349215219763. The next prime is 349215219817. The reversal of 349215219768 is 867912512943.

It is a super-2 number, since 2×349215219768² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349215219761) 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, 7275317055 + ... + 7275317102.

Almost surely, 2^349215219768 is an apocalyptic number.

It is an amenable number.

349215219768 is an abundant number, since it is smaller than the sum of its proper divisors (523822829712).

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

349215219768 is a wasteful number, since it uses less digits than its factorization.

349215219768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14550634166 (or 14550634162 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 57.

The spelling of 349215219768 in words is "three hundred forty-nine billion, two hundred fifteen million, two hundred nineteen thousand, seven hundred sixty-eight".