11665501660060 has 96 divisors (see below), whose sum is σ = 25311721881600. Its totient is φ = 4513719667968.

The previous prime is 11665501660037. The next prime is 11665501660069. The reversal of 11665501660060 is 6006610556611.

It is a junction number, because it is equal to n+sod(n) for n = 11665501659989 and 11665501660016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11665501660069) 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 31 ways as a sum of consecutive naturals, for example, 31211166 + ... + 31582714.

It is an arithmetic number, because the mean of its divisors is an integer number (263663769600).

Almost surely, 2^{11665501660060} is an apocalyptic number.

11665501660060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11665501660060 is an abundant number, since it is smaller than the sum of its proper divisors (13646220221540).

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

11665501660060 is a wasteful number, since it uses less digits than its factorization.

11665501660060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371995 (or 371993 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 11665501660060 in words is "eleven trillion, six hundred sixty-five billion, five hundred one million, six hundred sixty thousand, sixty".