11660322506 has 8 divisors (see below), whose sum is σ = 19989124320. Its totient is φ = 4997281068.

The previous prime is 11660322503. The next prime is 11660322517. The reversal of 11660322506 is 60522306611.

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

It is not an unprimeable number, because it can be changed into a prime (11660322503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416440076 + ... + 416440103.

It is an arithmetic number, because the mean of its divisors is an integer number (2498640540).

Almost surely, 2^11660322506 is an apocalyptic number.

11660322506 is a deficient number, since it is larger than the sum of its proper divisors (8328801814).

11660322506 is an equidigital number, since it uses as much as digits as its factorization.

11660322506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832880188.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 11660322506 in words is "eleven billion, six hundred sixty million, three hundred twenty-two thousand, five hundred six".