406105323255 has 48 divisors (see below), whose sum is σ = 734804830656. Its totient is φ = 207092497920.

The previous prime is 406105323251. The next prime is 406105323257. The reversal of 406105323255 is 552323501604.

406105323255 is a `hidden beast` number, since 4 + 0 + 610 + 5 + 3 + 2 + 32 + 5 + 5 = 666.

It is not a de Polignac number, because 406105323255 - 2² = 406105323251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406105323251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2650645 + ... + 2799665.

It is an arithmetic number, because the mean of its divisors is an integer number (15308433972).

Almost surely, 2^406105323255 is an apocalyptic number.

406105323255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

406105323255 is a deficient number, since it is larger than the sum of its proper divisors (328699507401).

406105323255 is a wasteful number, since it uses less digits than its factorization.

406105323255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151688 (or 151685 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 406105323255 its reverse (552323501604), we get a palindrome (958428824859).

The spelling of 406105323255 in words is "four hundred six billion, one hundred five million, three hundred twenty-three thousand, two hundred fifty-five".