343140553344 has 64 divisors (see below), whose sum is σ = 965082824640. Its totient is φ = 107651936256.

The previous prime is 343140553307. The next prime is 343140553363. The reversal of 343140553344 is 443355041343.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26275684 + ... + 26288739.

It is an arithmetic number, because the mean of its divisors is an integer number (15079419135).

Almost surely, 2^343140553344 is an apocalyptic number.

343140553344 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

343140553344 is an abundant number, since it is smaller than the sum of its proper divisors (621942271296).

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

343140553344 is a wasteful number, since it uses less digits than its factorization.

343140553344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52564457 (or 52564445 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 39.

Adding to 343140553344 its reverse (443355041343), we get a palindrome (786495594687).

The spelling of 343140553344 in words is "three hundred forty-three billion, one hundred forty million, five hundred fifty-three thousand, three hundred forty-four".