11663325311 has 8 divisors (see below), whose sum is σ = 12866590800. Its totient is φ = 10483887040.

The previous prime is 11663325287. The next prime is 11663325329. The reversal of 11663325311 is 11352336611.

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

It is not a de Polignac number, because 11663325311 - 2²² = 11659131007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663325811) 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 7 ways as a sum of consecutive naturals, for example, 5955776 + ... + 5957733.

It is an arithmetic number, because the mean of its divisors is an integer number (1608323850).

Almost surely, 2^11663325311 is an apocalyptic number.

11663325311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11663325311 is a deficient number, since it is larger than the sum of its proper divisors (1203265489).

11663325311 is a wasteful number, since it uses less digits than its factorization.

11663325311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11913609.

The product of its digits is 9720, while the sum is 32.

The spelling of 11663325311 in words is "eleven billion, six hundred sixty-three million, three hundred twenty-five thousand, three hundred eleven".