11664451135 has 8 divisors (see below), whose sum is σ = 13998184416. Its totient is φ = 9330998880.

The previous prime is 11664451109. The next prime is 11664451193. The reversal of 11664451135 is 53115446611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11664451135 - 2¹⁹ = 11663926847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11664451094 and 11664451103.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 35550 + ... + 156820.

It is an arithmetic number, because the mean of its divisors is an integer number (1749773052).

Almost surely, 2^11664451135 is an apocalyptic number.

11664451135 is a deficient number, since it is larger than the sum of its proper divisors (2333733281).

11664451135 is a wasteful number, since it uses less digits than its factorization.

11664451135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140513.

The product of its digits is 43200, while the sum is 37.

Adding to 11664451135 its reverse (53115446611), we get a palindrome (64779897746).

The spelling of 11664451135 in words is "eleven billion, six hundred sixty-four million, four hundred fifty-one thousand, one hundred thirty-five".