340213200340 has 144 divisors (see below), whose sum is σ = 788530474368. Its totient is φ = 123221509632.

The previous prime is 340213200331. The next prime is 340213200367. The reversal of 340213200340 is 43002312043.

It is a happy number.

It is a super-2 number, since 2×340213200340² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37246414 + ... + 37255546.

It is an arithmetic number, because the mean of its divisors is an integer number (5475906072).

Almost surely, 2^340213200340 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 340213200340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (394265237184).

340213200340 is an abundant number, since it is smaller than the sum of its proper divisors (448317274028).

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

340213200340 is a wasteful number, since it uses less digits than its factorization.

340213200340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9378 (or 9363 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 340213200340 its reverse (43002312043), we get a palindrome (383215512383).

The spelling of 340213200340 in words is "three hundred forty billion, two hundred thirteen million, two hundred thousand, three hundred forty".