11662122506 has 8 divisors (see below), whose sum is σ = 17519025060. Its totient is φ = 5822447488.

The previous prime is 11662122497. The next prime is 11662122517. The reversal of 11662122506 is 60522126611.

It can be written as a sum of positive squares in 2 ways, for example, as 10967325625 + 694796881 = 104725^2 + 26359^2 .

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

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 4305191 + ... + 4307898.

Almost surely, 2^11662122506 is an apocalyptic number.

11662122506 is a deficient number, since it is larger than the sum of its proper divisors (5856902554).

11662122506 is an equidigital number, since it uses as much as digits as its factorization.

11662122506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8613768.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 11662122506 in words is "eleven billion, six hundred sixty-two million, one hundred twenty-two thousand, five hundred six".