11485605855 has 8 divisors (see below), whose sum is σ = 18376969392. Its totient is φ = 6125656448.

The previous prime is 11485605853. The next prime is 11485605863. The reversal of 11485605855 is 55850658411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11485605855 - 2¹ = 11485605853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11485605853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382853514 + ... + 382853543.

It is an arithmetic number, because the mean of its divisors is an integer number (2297121174).

Almost surely, 2^11485605855 is an apocalyptic number.

11485605855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11485605855 is a deficient number, since it is larger than the sum of its proper divisors (6891363537).

11485605855 is an equidigital number, since it uses as much as digits as its factorization.

11485605855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765707065.

The product of its (nonzero) digits is 960000, while the sum is 48.

The spelling of 11485605855 in words is "eleven billion, four hundred eighty-five million, six hundred five thousand, eight hundred fifty-five".