340403232323 has 32 divisors (see below), whose sum is σ = 425526566400. Its totient is φ = 264545256960.

The previous prime is 340403232311. The next prime is 340403232439. The reversal of 340403232323 is 323232304043.

It is a cyclic number.

It is not a de Polignac number, because 340403232323 - 2⁴ = 340403232307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340403232223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78486011 + ... + 78490347.

It is an arithmetic number, because the mean of its divisors is an integer number (13297705200).

Almost surely, 2^340403232323 is an apocalyptic number.

340403232323 is a deficient number, since it is larger than the sum of its proper divisors (85123334077).

340403232323 is a wasteful number, since it uses less digits than its factorization.

340403232323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827.

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 340403232323 its reverse (323232304043), we get a palindrome (663635536366).

The spelling of 340403232323 in words is "three hundred forty billion, four hundred three million, two hundred thirty-two thousand, three hundred twenty-three".