11668341420 has 72 divisors (see below), whose sum is σ = 35403784416. Its totient is φ = 3110694912.

The previous prime is 11668341403. The next prime is 11668341437. The reversal of 11668341420 is 2414386611.

11668341420 is a `hidden beast` number, since 1 + 166 + 83 + 414 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (11668341403) and next prime (11668341437).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 892249 + ... + 905231.

It is an arithmetic number, because the mean of its divisors is an integer number (491719228).

Almost surely, 2^11668341420 is an apocalyptic number.

11668341420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11668341420 is an abundant number, since it is smaller than the sum of its proper divisors (23735442996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11668341420 is a wasteful number, since it uses less digits than its factorization.

11668341420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17991 (or 17986 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 11668341420 in words is "eleven billion, six hundred sixty-eight million, three hundred forty-one thousand, four hundred twenty".