343020023303144 has 128 divisors (see below), whose sum is σ = 734294886796800. Its totient is φ = 148826565888000.

The previous prime is 343020023303143. The next prime is 343020023303173. The reversal of 343020023303144 is 441303320020343.

It is a self number, because there is not a number n which added to its sum of digits gives 343020023303144.

It is not an unprimeable number, because it can be changed into a prime (343020023303143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484803422 + ... + 485510450.

It is an arithmetic number, because the mean of its divisors is an integer number (5736678803100).

Almost surely, 2^{343020023303144} 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 343020023303144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367147443398400).

343020023303144 is an abundant number, since it is smaller than the sum of its proper divisors (391274863493656).

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

343020023303144 is a wasteful number, since it uses less digits than its factorization.

343020023303144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709995 (or 709991 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 343020023303144 its reverse (441303320020343), we get a palindrome (784323343323487).

The spelling of 343020023303144 in words is "three hundred forty-three trillion, twenty billion, twenty-three million, three hundred three thousand, one hundred forty-four".