11667492459 has 48 divisors (see below), whose sum is σ = 19673971200. Its totient is φ = 6660264240.

The previous prime is 11667492443. The next prime is 11667492491. The reversal of 11667492459 is 95429476611.

11667492459 is a `hidden beast` number, since 116 + 6 + 74 + 9 + 2 + 459 = 666.

It is not a de Polignac number, because 11667492459 - 2⁴ = 11667492443 is a prime.

It is a super-2 number, since 2×11667492459² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11667492439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5589514 + ... + 5591600.

It is an arithmetic number, because the mean of its divisors is an integer number (409874400).

Almost surely, 2^11667492459 is an apocalyptic number.

11667492459 is a deficient number, since it is larger than the sum of its proper divisors (8006478741).

11667492459 is a wasteful number, since it uses less digits than its factorization.

11667492459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925 (or 3908 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 54.

The spelling of 11667492459 in words is "eleven billion, six hundred sixty-seven million, four hundred ninety-two thousand, four hundred fifty-nine".