11826118497 has 16 divisors (see below), whose sum is σ = 15824522880. Its totient is φ = 7855946112.

The previous prime is 11826118429. The next prime is 11826118519. The reversal of 11826118497 is 79481162811.

It is not a de Polignac number, because 11826118497 - 2²⁴ = 11809341281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11826111497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1054204 + ... + 1065362.

It is an arithmetic number, because the mean of its divisors is an integer number (989032680).

Almost surely, 2^11826118497 is an apocalyptic number.

It is an amenable number.

11826118497 is a deficient number, since it is larger than the sum of its proper divisors (3998404383).

11826118497 is a wasteful number, since it uses less digits than its factorization.

11826118497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12392.

The product of its digits is 193536, while the sum is 48.

The spelling of 11826118497 in words is "eleven billion, eight hundred twenty-six million, one hundred eighteen thousand, four hundred ninety-seven".