340331403340350 has 144 divisors (see below), whose sum is σ = 915624456261840. Its totient is φ = 90629258227200.

The previous prime is 340331403340343. The next prime is 340331403340403. The reversal of 340331403340350 is 53043304133043.

340331403340350 is a `hidden beast` number, since 3 + 4 + 0 + 3 + 314 + 0 + 334 + 0 + 3 + 5 + 0 = 666.

It is a super-2 number, since 2×340331403340350² (a number of 30 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 71 ways as a sum of consecutive naturals, for example, 8506351146 + ... + 8506391154.

It is an arithmetic number, because the mean of its divisors is an integer number (6358503168485).

Almost surely, 2^{340331403340350} is an apocalyptic number.

340331403340350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 340331403340350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457812228130920).

340331403340350 is an abundant number, since it is smaller than the sum of its proper divisors (575293052921490).

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

340331403340350 is a wasteful number, since it uses less digits than its factorization.

340331403340350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65755 (or 65747 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 36.

Adding to 340331403340350 its reverse (53043304133043), we get a palindrome (393374707473393).

The spelling of 340331403340350 in words is "three hundred forty trillion, three hundred thirty-one billion, four hundred three million, three hundred forty thousand, three hundred fifty".