123344304255 has 64 divisors (see below), whose sum is σ = 223039825920. Its totient is φ = 64659627648.

The previous prime is 123344304241. The next prime is 123344304263. The reversal of 123344304255 is 552403443321.

123344304255 is a `hidden beast` number, since 1 + 2 + 3 + 344 + 304 + 2 + 5 + 5 = 666.

It is not a de Polignac number, because 123344304255 - 2¹⁰ = 123344303231 is a prime.

It is a super-2 number, since 2×123344304255² (a number of 23 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 63 ways as a sum of consecutive naturals, for example, 4173109 + ... + 4202561.

It is an arithmetic number, because the mean of its divisors is an integer number (3484997280).

Almost surely, 2^123344304255 is an apocalyptic number.

123344304255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123344304255 is a deficient number, since it is larger than the sum of its proper divisors (99695521665).

123344304255 is a wasteful number, since it uses less digits than its factorization.

123344304255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29997 (or 29991 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 123344304255 its reverse (552403443321), we get a palindrome (675747747576).

The spelling of 123344304255 in words is "one hundred twenty-three billion, three hundred forty-four million, three hundred four thousand, two hundred fifty-five".