343020355000 has 40 divisors (see below), whose sum is σ = 803696703480. Its totient is φ = 137208140000.

The previous prime is 343020354977. The next prime is 343020355001. The reversal of 343020355000 is 553020343.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343020355001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34297036 + ... + 34307035.

It is an arithmetic number, because the mean of its divisors is an integer number (20092417587).

Almost surely, 2^343020355000 is an apocalyptic number.

It is an amenable number.

343020355000 is an abundant number, since it is smaller than the sum of its proper divisors (460676348480).

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

343020355000 is an equidigital number, since it uses as much as digits as its factorization.

343020355000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68604097 (or 68604078 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 343020355000 its reverse (553020343), we get a palindrome (343573375343).

The spelling of 343020355000 in words is "three hundred forty-three billion, twenty million, three hundred fifty-five thousand".