11826118545 has 16 divisors (see below), whose sum is σ = 19532170752. Its totient is φ = 6103802880.

The previous prime is 11826118519. The next prime is 11826118553. The reversal of 11826118545 is 54581162811.

It is not a de Polignac number, because 11826118545 - 2¹⁰ = 11826117521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11826118497 and 11826118506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12715792 + ... + 12716721.

It is an arithmetic number, because the mean of its divisors is an integer number (1220760672).

Almost surely, 2^11826118545 is an apocalyptic number.

11826118545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11826118545 is a deficient number, since it is larger than the sum of its proper divisors (7706052207).

11826118545 is a wasteful number, since it uses less digits than its factorization.

11826118545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25432552.

The product of its digits is 76800, while the sum is 42.

The spelling of 11826118545 in words is "eleven billion, eight hundred twenty-six million, one hundred eighteen thousand, five hundred forty-five".