11256108553 has 8 divisors (see below), whose sum is σ = 11532044160. Its totient is φ = 10980239520.

The previous prime is 11256108551. The next prime is 11256108557. The reversal of 11256108553 is 35580165211.

11256108553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11256108553 - 2¹ = 11256108551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11256108551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617788 + ... + 635746.

It is an arithmetic number, because the mean of its divisors is an integer number (1441505520).

Almost surely, 2^11256108553 is an apocalyptic number.

It is an amenable number.

11256108553 is a deficient number, since it is larger than the sum of its proper divisors (275935607).

11256108553 is a wasteful number, since it uses less digits than its factorization.

11256108553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33287.

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 11256108553 in words is "eleven billion, two hundred fifty-six million, one hundred eight thousand, five hundred fifty-three".