11415504255 has 16 divisors (see below), whose sum is σ = 18345273984. Its totient is φ = 6061446560.

The previous prime is 11415504241. The next prime is 11415504299. The reversal of 11415504255 is 55240551411.

It is a happy number.

It is not a de Polignac number, because 11415504255 - 2⁴ = 11415504239 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672881 + ... + 1679690.

It is an arithmetic number, because the mean of its divisors is an integer number (1146579624).

Almost surely, 2^11415504255 is an apocalyptic number.

11415504255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11415504255 is a deficient number, since it is larger than the sum of its proper divisors (6929769729).

11415504255 is a wasteful number, since it uses less digits than its factorization.

11415504255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352806.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 11415504255 in words is "eleven billion, four hundred fifteen million, five hundred four thousand, two hundred fifty-five".