11312040255 has 32 divisors (see below), whose sum is σ = 18173937600. Its totient is φ = 6008251392.

The previous prime is 11312040239. The next prime is 11312040287. The reversal of 11312040255 is 55204021311.

It is a happy number.

It is not a de Polignac number, because 11312040255 - 2⁴ = 11312040239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5466361 + ... + 5468429.

It is an arithmetic number, because the mean of its divisors is an integer number (567935550).

Almost surely, 2^11312040255 is an apocalyptic number.

11312040255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11312040255 is a deficient number, since it is larger than the sum of its proper divisors (6861897345).

11312040255 is a wasteful number, since it uses less digits than its factorization.

11312040255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11312040255 its reverse (55204021311), we get a palindrome (66516061566).

The spelling of 11312040255 in words is "eleven billion, three hundred twelve million, forty thousand, two hundred fifty-five".