11426135499 has 12 divisors (see below), whose sum is σ = 16506326616. Its totient is φ = 7616542752.

The previous prime is 11426135473. The next prime is 11426135537. The reversal of 11426135499 is 99453162411.

11426135499 is a `hidden beast` number, since 1 + 1 + 4 + 26 + 135 + 499 = 666.

It is not a de Polignac number, because 11426135499 - 2⁹ = 11426134987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11426135099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14247 + ... + 151839.

It is an arithmetic number, because the mean of its divisors is an integer number (1375527218).

Almost surely, 2^11426135499 is an apocalyptic number.

11426135499 is a deficient number, since it is larger than the sum of its proper divisors (5080191117).

11426135499 is a wasteful number, since it uses less digits than its factorization.

11426135499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146826 (or 146823 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 11426135499 in words is "eleven billion, four hundred twenty-six million, one hundred thirty-five thousand, four hundred ninety-nine".