11499853825 has 6 divisors (see below), whose sum is σ = 14259818774. Its totient is φ = 9199883040.

The previous prime is 11499853763. The next prime is 11499853831. The reversal of 11499853825 is 52835899411.

It can be written as a sum of positive squares in 3 ways, for example, as 605504449 + 10894349376 = 24607^2 + 104376^2 .

It is not a de Polignac number, because 11499853825 - 2²⁷ = 11365636097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 229997052 + ... + 229997101.

Almost surely, 2^11499853825 is an apocalyptic number.

It is an amenable number.

11499853825 is a deficient number, since it is larger than the sum of its proper divisors (2759964949).

11499853825 is an equidigital number, since it uses as much as digits as its factorization.

11499853825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459994163 (or 459994158 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 55.

The spelling of 11499853825 in words is "eleven billion, four hundred ninety-nine million, eight hundred fifty-three thousand, eight hundred twenty-five".