11660712273 has 24 divisors (see below), whose sum is σ = 19258948800. Its totient is φ = 6659969184.

The previous prime is 11660712263. The next prime is 11660712277. The reversal of 11660712273 is 37221706611.

It is a happy number.

11660712273 is a `hidden beast` number, since 1 + 16 + 607 + 12 + 27 + 3 = 666.

It is not a de Polignac number, because 11660712273 - 2¹⁶ = 11660646737 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11660712277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85618 + ... + 175076.

It is an arithmetic number, because the mean of its divisors is an integer number (802456200).

Almost surely, 2^11660712273 is an apocalyptic number.

It is an amenable number.

11660712273 is a deficient number, since it is larger than the sum of its proper divisors (7598236527).

11660712273 is a wasteful number, since it uses less digits than its factorization.

11660712273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91541 (or 91538 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 11660712273 in words is "eleven billion, six hundred sixty million, seven hundred twelve thousand, two hundred seventy-three".