343012897500 has 480 divisors, whose sum is σ = 1244985477120. Its totient is φ = 71546112000.

The previous prime is 343012897417. The next prime is 343012897501. The reversal of 343012897500 is 5798210343.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343012897501) by changing a digit.

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 159 ways as a sum of consecutive naturals, for example, 60739677 + ... + 60745323.

It is an arithmetic number, because the mean of its divisors is an integer number (2593719744).

Almost surely, 2^343012897500 is an apocalyptic number.

343012897500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343012897500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622492738560).

343012897500 is an abundant number, since it is smaller than the sum of its proper divisors (901972579620).

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

343012897500 is a wasteful number, since it uses less digits than its factorization.

343012897500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783 (or 5766 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 343012897500 in words is "three hundred forty-three billion, twelve million, eight hundred ninety-seven thousand, five hundred".