11582580855 has 8 divisors (see below), whose sum is σ = 18532129392. Its totient is φ = 6177376448.

The previous prime is 11582580853. The next prime is 11582580857. The reversal of 11582580855 is 55808528511.

It is an interprime number because it is at equal distance from previous prime (11582580853) and next prime (11582580857).

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 11582580855 - 2¹ = 11582580853 is a prime.

It is a super-2 number, since 2×11582580855² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11582580851) 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, 386086014 + ... + 386086043.

It is an arithmetic number, because the mean of its divisors is an integer number (2316516174).

Almost surely, 2^11582580855 is an apocalyptic number.

11582580855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11582580855 is a deficient number, since it is larger than the sum of its proper divisors (6949548537).

11582580855 is an equidigital number, since it uses as much as digits as its factorization.

11582580855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772172065.

The product of its (nonzero) digits is 640000, while the sum is 48.

The spelling of 11582580855 in words is "eleven billion, five hundred eighty-two million, five hundred eighty thousand, eight hundred fifty-five".