23400354305346 has 16 divisors (see below), whose sum is σ = 47114807328000. Its totient is φ = 7747768315568.

The previous prime is 23400354305327. The next prime is 23400354305347. The reversal of 23400354305346 is 64350345300432.

It is a junction number, because it is equal to n+sod(n) for n = 23400354305298 and 23400354305307.

It is not an unprimeable number, because it can be changed into a prime (23400354305347) 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 7 ways as a sum of consecutive naturals, for example, 13087445586 + ... + 13087447373.

It is an arithmetic number, because the mean of its divisors is an integer number (2944675458000).

Almost surely, 2^{23400354305346} is an apocalyptic number.

23400354305346 is an abundant number, since it is smaller than the sum of its proper divisors (23714453022654).

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

23400354305346 is a wasteful number, since it uses less digits than its factorization.

23400354305346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26174893113.

The product of its (nonzero) digits is 1555200, while the sum is 42.

Adding to 23400354305346 its reverse (64350345300432), we get a palindrome (87750699605778).

The spelling of 23400354305346 in words is "twenty-three trillion, four hundred billion, three hundred fifty-four million, three hundred five thousand, three hundred forty-six".