345650323403 has 12 divisors (see below), whose sum is σ = 434205366000. Its totient is φ = 269337913680.

The previous prime is 345650323399. The next prime is 345650323409. The reversal of 345650323403 is 304323056543.

It is not a de Polignac number, because 345650323403 - 2² = 345650323399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345650323409) 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 11 ways as a sum of consecutive naturals, for example, 204043028 + ... + 204044721.

It is an arithmetic number, because the mean of its divisors is an integer number (36183780500).

Almost surely, 2^345650323403 is an apocalyptic number.

345650323403 is a deficient number, since it is larger than the sum of its proper divisors (88555042597).

345650323403 is a wasteful number, since it uses less digits than its factorization.

345650323403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408087778 (or 408087767 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 38.

Adding to 345650323403 its reverse (304323056543), we get a palindrome (649973379946).

The spelling of 345650323403 in words is "three hundred forty-five billion, six hundred fifty million, three hundred twenty-three thousand, four hundred three".