343254036400 has 240 divisors, whose sum is σ = 918936184320. Its totient is φ = 122170291200.

The previous prime is 343254036313. The next prime is 343254036401. The reversal of 343254036400 is 4630452343.

It is not an unprimeable number, because it can be changed into a prime (343254036401) 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 47 ways as a sum of consecutive naturals, for example, 39802489 + ... + 39811111.

It is an arithmetic number, because the mean of its divisors is an integer number (3828900768).

Almost surely, 2^343254036400 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 343254036400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459468092160).

343254036400 is an abundant number, since it is smaller than the sum of its proper divisors (575682147920).

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

343254036400 is a wasteful number, since it uses less digits than its factorization.

343254036400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8844 (or 8833 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 343254036400 its reverse (4630452343), we get a palindrome (347884488743).

The spelling of 343254036400 in words is "three hundred forty-three billion, two hundred fifty-four million, thirty-six thousand, four hundred".